M249 Quarterly Service

Quarterly Schedule, Unit Preventive Maintenance Checks and Services 2-3 2-40, 3-18.2 2-40, 3-18.2 2-40, 3-19 2-41, 3-20 Adapter Assembly for M142 Tripod Bipod Assembly I Bolt Assembly Buttstock Buffer Assembly or Stock, Gun, Shoulder M5 3-17 Cover and Feed Mechanism Handguard Sling and Snap Hook Assembly Records, Maintenance Forms, and Reports References Adapter Assembly for M142 Tripod Mount Buttstock Buffer Assembly or Stock, Gun, Shoulder M5 3-16.1 Cover and Feed Mechanism Assembly Gas...

Barrel bore and chamber must be clean and dry before the following inspections

M60 Machine Gun Parts

Visually inspect Bore (8) and Chamber (9) for pits, using the following criteria a. Pits in the Chamber (9) are allowable if they are not large enough to cause extraction difficulties. If extraction difficulties are experienced, replace barrel. b. Pits in the Bore (8) are allowed if they are less than the width of a land or Groove (10) in width or length. If pits are greater than the width of a land or groove in width or length, replace.

Caution Do Not put roller in vise

M249 Firing Pin

Place Slide Assembly (3) in protective jawed vice. Drive out Spring Pins (1) and (2) from Slide Assembly (3). Discard both spring pins. 12. Remove, Firing Pin (4) and separate Firing Pin Spring (5) by holding Firing Pin (4) in left hand and rotating spring counterclockwise (CCW) while withdrawing from firing pin. 3. Replace Firing Pin (4) if bent, chipped or broken. 4. Replace Firing Pin Spring (5) if broken, kinked, or elongated coils exist. 5. Check Roller Assembly (6) for free rotation....

If NEW Machine Screw is being installed it must be drilled An alternate method of reassembly can be utilized by

M249 Firing Positions

If Machine Screw (13) is being replaced, install NEW Detent Spring (14), NEW Detent Spring (15), NEW Plunger (16) and NEW Ball Detent (17) (Parts Kit) into Windage Knob (18). 3-14. MAINTENANCE OF COVER AND FEED MECHANISM ASSEMBLY (Cont). 7. Position Windage Knob (18) onto Machine Screw (13) and insert .012 in. 0.305mm blade of feeler gage between Windage Knob (18) and Rear Sight Base (3). With blade installed and hole of knob in vertical position, clamp in protective jawed vise. 8. Using the...

Torsion Spring is under tension and eye injury can occur if spring snaps out

Torsion Spring For Gun

Separate Torsion Spring 7 and Leg Assemblies 8 from Pivot 9 . 6. Visually inspect Pivot 9 for bends or cracks and replace if damaged. 7. Visually inspect Torsion Spring 7 For bent or broken legs and replace if damaged. 8. Depress Latch 10 and extend Inner Lower Leg Section 11 to center Spring Pin 12 in one of the two upper rectangular latch holes at Outer Upper Leg Section 13 . Drive out Spring Pin 12 and discard. Separate Inner Lower Leg Section 11 from Outer Upper Leg section 13 . 8....

Reassembly Old And New Style Barrel Cont

Single Bullet Hole Stickers For Clothes

With slot of NEW Spring Pin 8 facing rear of Front Sight Base 2 , position into side cutout of Front Sight Assembly Tool 6 . Hold Spring Pin 8 in position, using blade of flat tip screwdriver. By turning Screw 9 , press Spring Pin 8 into Front Sight Base 2 until it stops. 5. Back out Screw 9 and remove Front Sight Assembly Tool 6 . 6. Using 5 16 inch punch and alternating strikes from top to bottom, to reduce binding, drive in Spring Pin 8 until pin stops against right side of Front Sight...

DO NOT disassemble Ejection Port Cover from Receiver Assembly for inspection

Shotgun Diagram Inside

Reach inside with Combination Tool 3 item 10, app B and lift out Grooved, Headless Pin 4 from raised edge inside Receiver Assembly 1 . At the same time, pull Grooved, Headless Pin 4 to rear of Receiver Assembly 1 . Separate Grooved, Headless Pin 4 , Ejection Port Cover 5 , and Torsion Spring 6 . 3. If Torsion Spring 6 cannot keep Ejection Port Cover 5 latched or if legs of Torsion Spring 6 are bent or broken, replace. 4. If Ejection Port Cover 5 is cracked or bent, or Catch 7 is loose,...

Failure To Chamber Cont

Machine Gun Chamber

Check for missing, weak or improperly installed Springs 1 under the Cartridge Guides 2 . If any of these conditions exist, notify Direct Support Maintenance. c. Check for chipped, broken, or bent Cartridge Guides 2 . If damaged, notify Direct Support Maintenance. c. Check for chipped, broken, or bent Cartridge Guides 2 . If damaged, notify Direct Support Maintenance. d. Check for bent Hinge Pin Retaining Pin 3 by rotating the pin and observing any change in the parallel gap between the...

M249 Receiver Channel

243 Machine Gun

MAINTENANCE OF RECEIVER ASSEMBLY Cont . DISASSEMBLY INSPECTION REPAIR Cont Disassembly Inspection Repair of New Style Cocking Handle Stop appears in steps 11 through 13 below. 11. While supporting lower rail of Receiver Assembly 1 on vise with jaws apart, drive out two Spring Pins 11 11. While supporting lower rail of Receiver Assembly 1 on vise with jaws apart, drive out two Spring Pins 11 13. Visually inspect Cocking Handle Stop 12 for cracks or damage and replace if damaged. 14. Remove...

Prior to disassembly of Peep Sight count the number of threads exposed on the top of Sight Leaf

Top Pictures Machine Guns

Unscrew Peep Sight 44 from Sight Leaf 43 and visually inspect for bent shaft, damaged threads, burred thread flats and burrs on Peep Hole 45 . Replace Peep Sight 44 if damaged. Visually inspect Sight Leaf 43 for bends, cracks, or broken portions, and replace the entire sight leaf assembly if damaged. 34. Remove two Screws 46 and two Lock Washers 47 . Discard the two Lock Washers 47 . Visually inspect Screws 46 for distorted threads and replace if damaged. 35. Separate Windage Scale 48 from...

Pin Straight Headless Feed Mechanism

Mossberg M590 Airsoft

Engage Feed Lever 47 on Roller 48 . Place on Feed Lever Pivot 49 and drop in place. Be sure Feed Lever 47 is flush with top of Feed Lever Pivot 49 . 31. Position Retaining Clip 50 with legs pointed rearward and straight leg of clip toward Feed Lever 47 and push into position on Feed Lever Pivot 49 . 32. Unhook straight leg of Spring 45 by holding hooked leg in place with screwdriver and prying up straight leg with another screwdriver. To perform remaining reassembly steps, refer to...

Maintenance Of Bipod Assembly

Shop Set, Small Arms, Field Maintenance 1. Place Bipod Assembly in protective jawed vice. Remove Spring Pins 1 and 2 and discard. Separate Yoke 3 . 2. Visually inspect Yoke 3 for dents, bends or broken Locking Tabs 4 . If damaged, replace Bipod Assembly. 4. Remove Spring Pins 5 and 6 and discard. 4. Remove Spring Pins 5 and 6 and discard.

If NEW Elevation Knob Assembly is being installed it must be drilled

M249 Elevator Assembly

If Elevation Knob Assembly 22 IS NOT being replaced, install two NEW Detent Springs 14 , two NEW Detent Springs 15 , two NEW Plungers 16 and two NEW Ball Detents 17 Parts Kit into Elevation Knob Assembly 22 and install through left rear hole of Rear Sight Base 3 and into Elevator Assembly 21 . Aline holes in elevation knob assembly and elevator assembly, and drive in NEW Spring Pin 23 flush. Proceed to step 18. 13. If Elevation Knob Assembly 22 IS being replaced, install two NEW Detent...

Sleeve And Retaining Ring Are Under Spring Tension

Homemade Revolver Ring

Place Buffer and Backplate Assembly 1 , with buffer plunger down, in protective jawed vise, and slide Buttstock Assembly Body 2 , Spring 3 , and Sleeve 4 over Buffer and Backplate Assembly 1 . 2. Compress Sleeve 4 and Spring 3 and install NEW Retaining Ring 5 in groove of Buffer and Backplate Assembly 1 . 3. Clean residue sealing compound from threads of the rods using a wire brush. 4. Insert Rods of Buttplate Assembly 6 through holes of Buttstock Assembly Body 2 with shoulder rest holes of...

Inspection And Repair

Inspection Trigger

Visually inspect front edge of Trigger Assembly 1 . If chipped, cracked or broken, replace Trigger Assembly 1 . 2. Visually inspect Tripping Lever Spring 2 for broken or bent legs. With trigger mechanism assembly completely assembled, functionally inspect trigger for proper function. If the Trigger Assembly 1 is hard to pull, the Tripping Lever 12 may be worn out. If Tripping Lever Spring 2 is damaged or Tripping Lever 12 is worn out, replace Trigger Assembly 1 . 3. Visually inspect Safety 3...

Inspectionrepair Return Rod And Transfer Mechanism Assembly

Rotational and lateral movement looseness between the Rod 1 and the Plunger 3 is acceptable. 1. Visually inspect Rod 1 . If bent or broken, replace entire assembly. 2. Inspect two Spring Pins 2 . If bent, damaged, or missing, replace Spring Pin 2 . If either pin is broken sheared off , replace entire assembly. 3. Using pliers w cutter , grip the bent or damaged Spring Pin 2 90 degrees to the split, gently squeeze and pry out of hole. 4. To install NEW Spring Pin 2 , place return rod and...

All data on pages blank deleted Change

Erosion Gauge Barrel Gun

Scattered or uniformly fine pits in both Chamber 9 and Bore 8 are allowable. c. Scattered or uniformly fine pits in both Chamber 9 and Bore 8 are allowable. 5. Inspect Bore 8 for erosion using the following procedures a. Gently, but firmly insert the Breech Bore Erosion Gage 11 as far as it will go. b. There are two gage lines on the Breech Bore Erosion Gage 11 . The line farthest from the front of the gage is the REJECT line. Read the gage by looking across the end of the Barrel Breech 12 ....

Technical Bulletins

TM 43-180 and Repair Requirements for the Maintenance of Army Material I TI-4733-15 11 H Technical Instruction for Marine Corps Only to Identify Their Infantry TB 9-1000-247-34 Standards for Overseas Shipment of Small Arms, Aircraft Armament, Towed Howitzers, Mortars, Recoilless Rifles, Rocket Launchers and Associated Fire Control Equipment TB 43-0001-36 Equipment Improvement Report and Maintenance Digest

Disassem Blyinspectionrepair Cont

Self Locking Knob Assembly

Pry Retaining Spring 19 over two Retaining Pins 20 . Remove two Retaining Pins 20 , Retaining Spring 19 and Cocking Channel Cover 21 from Cover Assembly 5 and separate Retaining Spring 19 from Cocking Channel Cover 21 . 15. Visually inspect two Retaining Pins 20 for burrs, and replace if damaged. Visually inspect Cocking Channel Cover 21 for bends or broken Clip 22 and replace if broken or damaged. Visually inspect Retaining Spring 19 for bends or broken ends and replace if damaged. 16....

Direct Support Maintenance

This is the National stock number assigned to the item use it to request or requisition the item. d. Column 4, Description. Indicates the Federal item name and, if required, a description to identify the item. The last line for each item indicates the Commercial and Government Entity Code CAGEC in parentheses followed by the part number. e. Column 5, Unit of Measure U M . Indicates the measure used in performing the actual maintenance function. This measure...

M249 Spring Retaining

Gun Vise For Sighting

Screw Peep Sight 6 into Sight Leaf 7 until threads on Peep Sight 6 are even with the number of threads exposed before removal. Install Lock Spring 8 onto Sight Leaf 7 and Peep Sight 6 . With Lock Spring 8 installed, position in vise with protective jaws and drive in NEW Spring Pin 9 flush. 3. Install Washer 10 and NEW Retaining Clip 11 on end of Peep Sight 6 . 4. Position Sight Leaf Assembly 12 into Rear Sight Base 3 . Install Machine Screw 13 through right side front hole and screw through...

Shoulder Rest Machine

M249 Bevfitchett

Install tapered end of Grooved Pin 2 into Handguard Body 5 , until first notch of Grooved Pin 2 is centered in first Cutout 8 of Handguard Body 5 . Install NEW Retaining Clip 1 . 2-17. MAINTENANCE OF BUTTSTOCK BUFFER ASSEMBLY OR STOCK, GUN, SHOULDER M5. Buttstock Buffer Assembly or Stock, For easy removal installation of Shoulder Rest 1 , Buttstock Buffer Assembly 2 should be placed on machine gun. Use same procedure for Stock, Gun, Shoulder M5 collapsible . 1. Grasp Shoulder Rest 1 with...

The cartridge indicator and spring are no longer required If they are found assembled to the cover they must be removed

M249 Feed Pawl

Visually inspect Front 10 and Rear 11 Cartridge Retaining Pawls for bends, breaks or cracks and replace if damaged. Visually inspect Springs 12 for broken or kinked coils and replace if damaged. If either Spring 12 is broken, kinked or missing, replace both Springs 12 . 10. Using small screwdriver, remove Retaining Ring 13 and discard. Separate Feed Pawl Assembly 14 from Feed Pawl Pivot Post 15 . 11. Visually inspect Feed Pawl Assembly I 14 for distortions, cracks, burrs, or exces- Isive...

Stock Number

5315-01-362-5071 1005-01-392-6194 1005-01-383-0168 5360-01 1005-01 5315-01 5360-01 3120-01 5315-01 1005-01 1005-01 5315-01 5315-01 5360-01 1005-01 5315-01 5306-01 1005-01 1005-01 5315-01 5360-01 1005-01 5315-01 -236-0285 -128-5705 -128-5626 -133-8874 -127-8980 -128-5625 -128-5468 -128-5470 -128-5615 -128-5616 -128-5490 -128-5710 -033-3890 -128-5597 -128-5712 -128-5491 -128-5610 -128-5639 -128-5714 -128-5621 1005-01-306-9442 5315-01-309-7192 1005-01-131-1911 3040-01-130-3375 5360-01-293-2154...

Stops Firing

M249 Feed Mechanism

Check for broken or worn firing pin tip. If tip is damaged, replace firing pin. TIP Step 1. Check for broken or worn firing pin tip. If tip is damaged, replace firing pin. TIP Step 2. Feed mechanism is sticking. Check for burrs or distortion in Channel 1 area of Feed Lever 2 . If defective, notify Direct Support Maintenance. broken or kinked coils. If components are defective, notify Direct Support Maintenance. broken or kinked coils. If components are defective, notify Direct Support...

Failure To Eject

M249 Ejector

Failure to eject malfunction is characterized by a spent cartridge case not clearing the ejection port opening and remaining in the mechanism. The spent cartridge case usually exhibits the crunched condition similar to the illustration and can be found in the bottom of the receiver assembly. Check for chipped, distorted or rounded tip on Ejector 1 , bent, broken or missing Ejector Clip 2 or damaged or missing Ejector Pin 3 . See maintenance instructions of receiver assembly. Tip of...

Corrective Action

M249 Gas Cylinder

Check for gas leakage white deposit between Cylinder 12 and Knurled Head 11 of Gas Cylinder 10 . If evidence of gas leakage is present, replace Gas Cylinder Assembly Step 3. Check for gas leakage white deposit between Cylinder 12 and Knurled Head 11 of Gas Cylinder 10 . If evidence of gas leakage is present, replace Gas Cylinder Assembly Step 4. Check for looseness between the Tube Portion 13 and the Tower Portion 14 of Gas Piston Assembly 8 . If looseness exists, notify Direct Support...

Change

Homemade Gun Machine Gun

FAILURE TO LOCK WEAPON IN OPEN BOLT POSITION. Defective safety. If Safety 1 fails to slide properly after cleaning and lubrication, or hold positively in either FIRE position red band visible or SAFE position red band not visible , notify Direct Support Maintenance. Section V. MAINTENANCE PROCEDURES NOTE a. When a machine gun is received at organizational maintenance, it must be inspected and if any deficiencies are found, they should be repaired or noted tagged for repair at the direct...

Inspectionrepair

Cylider Burrs Rifle

Visually inspect Gas Cylinder Assembly 1 for dents and burrs, and inspect Tube 2 and Head 3 for rotational movement. Visually inspect Tube 2 and Head 3 for leakage evidence of white deposit between Tube 2 and Head 3 of Gas Cylinder Assembly 1 . 2. Replace Gas Cylinder Assembly 1 if parts are damaged or loose, or evidence of gas leakage exists. 2. Replace Gas Cylinder Assembly 1 if parts are damaged or loose, or evidence of gas leakage exists.

Disassembly Stock Gun Shoulder M

Homemade Mec Butt Plate

Pull back on Buffer and Backplate Assembly 1 and rotate 90 degrees. 2. Push Buttplate Assembly 2 to the collapsed position. 3. Secure Buttplate Assembly 2 in protective jawed vise. Using adjustable wrench, unscrew two plastic Tubes 3 counterclockwise. 4. Remove Tubes 3 and Buttplate Assembly 2 from Buffer and Body Assembly 4 . 5. Inspect Tubes 3 for breaks or cracks and replace if damaged. 6. Inspect Buttplate Assembly 2 for damaged threads, bent rods, loose rods in the area where they join...

Figures Ca and Cb Were Deleted

Benelli Submachine Gun

REPAIR PARTS LIST - Continued FIG. C-4C. RETURN ROD AND TRANSFER MECHANISM ASSEMBLY DESCRIPTION AND USABLE ON CODES UOC GROUP 0103. RETURN ROD AND TRANSFER MECHANISM ASSEMBLY 9348391 FIG. C-4C. RETURN ROD AND TRANSFER MECHANISM ASSEMBLY 2 PAOZZ 5315-01-362-5071 19200 12556963 RETURN ROD ASSEMBLY PIN, SPRING SECTION II. REPAIR PARTS LIST - Continued DESCRIPTION AND USABLE ON CODES UOC BOLT, PARTS KIT, GUN PIN, STRAIGHT, SPRING, HELICAL, EXTRACTOR, PIN, SECTION II. REPAIR PARTS LIST -...

Failure To Charge

M249 Bevfitchett

Open cover before checking. To check for this condition, the organizational mechanic is authorized to apply downward pressure palm down on the cocking handle assembly while charging the weapon. A loose fit between the cocking handle assembly and the receiver can cause an override condition failure to charge malfunction . The malfunction is characterized by the Cocking Handle Arm 1 overriding the Slide Assembly 3 and slipping behind the Roller Assembly 2 . Several...

The flat end square end of Spring Pin must be protruding for proper retention in the receiver

If more than one broken strand is found, on the same coil, or if more than two strands are broken, regardless of location on entire spring, replace. 5. Inspect Driving Spring 4 . If more than one broken strand is found, on the same coil, or if more than two strands are broken, regardless of location on entire spring, replace.

22lr Homemade Machine

How Homemade Pistol

Remove and discard Retaining Clip 18 from Grooved, Headless Pin 19 . Push out Grooved, Headless Pin 19 using straight end of Combination Tool 3 item 10, app B . 19. Separate Torsion Spring 20 and Magazine Cover 21 from Receiver Assembly 1 . 20. If Magazine Cover 21 is cracked or bent, replace. 21. If legs of Torsion Spring 20 are bent or broken, replace. 22. Visually inspect Grooved, Headless Pin 19 for bends, breaks or burrs and replace if damaged. 23. Drive out Grooved, Headless Pin 22...

Components Of The M249

M249 Assembly

The illustrations show the latest configuration M249 Machine Gun w Equip. The text covers the new and old style components of the M249 Machine Gun. Section II. EQUIPMENT DESCRIPTION AND DATA 1-6. EQUIPMENT CHARACTERISTICS, CAPABILITIES AND FEATURES. See TM 9-1005-201-10 TM 08671A-10 1A 1-7. LOCATION AND DESCRIPTION OF MAJOR COMPONENTS. 1. BARREL ASSEMBLY Houses cartridge for firing and directs projectile. 2. HEATSHIELD ASSEMBLY Provides protection for the operator's hand from a heated 3. REAR...

Machine Gun Mm M wEquip Nsn Eic Bg Ar Role Nsn Eic Bk Lmg Role

Army M249 Barrel Nsn

WARNING This document contains export-controlled data whose export is restricted by the Arms Export Control Act Title 22, U.S.C., Sec 2751 et seq or Executive Order 12470. Violation of these export laws are subject to severe criminal penalties. DISTRIBUTION STATEMENT C Distribution authorized to U.S. Government agencies and their contractors. This publication is required for administration and operational purposes, as determined 31 October 1990. Other requests for this document shall be...

Severe gouges can catch the link ends which can contribute to feeding malfunctions

M249 Functions Check

Gouges deep enough to cause malfunctions. Assure Rear Sight 6 is securely attached to Cover 1 . Check Windage Knob 2 and Elevation Knob 3 , for looseness, binding, or slippage. Ensure Windage Scale 4 is readable, not bent or missing. Ensure Peep Sight 5 is not bent or damaged. Rear Sight is loose, Windage elevation knobs do not rotate. Parts are missing, bent, damaged, or broken. Check both Bipod Legs 4 for cracked, twisted or incomplete assembly. Press in on Leg...

Reassembly

M249 Receiver

Position Catch Cover 1 as shown and Torsion Spring 2 with straight leg toward Cover and Feed Mechanism Assembly 3 in slot 4 . 2. Partially insert the end with two notches of Grooved, Headless Pin 5 into left side of Cover and Feed Mechanism Assembly 3 and through ZVfc Torsion Spring 2 until Middle Notch 6 of Grooved, j Headless Pin 5 alines with Slot 7 , and insert Retaining Clip 8 . 3. With Cover and Feed Mechanism Assembly 3 in vertical position, guide tang of Torsion Spring 2 into Hole 9...

9mm Machine Gun Fiaring

Firing Pin The M249

A chipped broken Extractor Claw 3 , weak Extractor Spring 2 or impeded Extractor 1 can cause a weapon stoppage, more commonly referred to as a failure to extract malfunction. Check Firing Pin 4 for straightness and make sure the Tip 5 is completely rounded. Check Feed Roller 6 for spring tension when compressed. Check Firing Pin Spring 7 for kinks, breaks and retention capability. Inspect for pits on bolt face. Make sure that Firing Pin Hole 8 is round and not elongated. Firing Pin bent or...

Prior to field stripping barrel assembly check Collar for looseness

Bent Machine Gun Barrel

Check for compliance with annual gaging requirements headspace as minimum . Notify Direct Support Maintenance for scheduling of annual gaging. Check Barrel 1 for bulges, cracks, bends, burrs, obstructions or pits in chamber and bore, and loose front sights. Inspect Collar 2 for cracks or burrs. Make sure Compensator 4 is not cracked and fastened securely. Grip 5 should not be cracked or missing. Handle 6 should not be bent. Pull back on Handle 6 to make sure spring is not missing or weak....

Cover and Feed Mechanism Assembly shown removed for clarity

M249 Drive Spring

Inspect Receiver Assembly 2 for presence of exterior protective finish. If more than 1 3 of the exterior finish is missing, resulting in an unprotected, light reflecting surface, notify Direct Support Maintenance. 15. If the receiver is suspected of being bent or the moving parts bind when charging and clearing the weapon, or cracks exist, notify Direct Support Maintenance. DISASSEM BLY INSPECTION REPAIR Cont 16. Drive out two Spring Pins 16 and discard. Remove Tripod Retaining Pin 17 from...

M249 Ejection Port Spring

M249 Gas Cylinder Assembly

Holding the Ejection Port Cover 25 with the catch toward you, the hinges up, and the Grooved, Headless Pin 26 , with the notch to the right, start the grooved, headless pin into the right-hand hinge. 18. Insert the Ejection Port Cover 25 with the Grooved, Headless Pin 26 into the ejection port of the Receiver Assembly 4 and push the Grooved, Headless Pin 26 through the Receiver Hinge 27 exposing about 1 2 inch of the pin. 19. With the short leg of the Torsion Spring 28 to the right and...

Cleaninginspectionrepair

Firing Pin The M249

Thoroughly clean Bolt 1 using CLP item 1, app D and wipe dry with Wiping Rag item 3, app D . Bolt must be free of oil, dirt, corrosion and carbon prior to inspection. 2. Inspect Bolt Body 1 for cracks using Inspection Penetrant item 6, app D , Firing Pin Hole 2 for elongation and Bolt Face 3 for pits. 3. If Bolt Body 1 is cracked Firing Pin Hole 2 is elongated, or Bolt Face 3 exhibits more than minor pits replace with a new bolt. Replacement of Bolt 1 may also be required if headspace...

Tm 9-1005-201-23

Colonel, USMC Director, Program Support Marine Corps Systems DISTRIBUTION To be distributed in accordance with the Initial Distribution Number IDN 400572 requirements for TM 9-1005-201-23 amp P. ARMY TM 9-1005-201-23 amp P MARINE CORPS TM 08671A-23 amp P 2A AIR FORCE TO 11W3-5-5-52 C6 HEADQUARTERS DEPARTMENT OF THE ARMY Washington D.C., 15 March 1996 Unit and Direct Support Maintenance Manual Including Repair Parts and Special Tools List for Machine Gun, 5.56MM, M249 w equip 1005-01-127-7510...

Prior to disassembly of Front Sight Post count number of threads exposed

M249 Front Sight Spanner Wrench

Using Spanner Wrench 15 unscrew Front Sight Post 16 counterclockwise CCW and discard. 1. Inspect Compensator 3 for dents, cracks or burrs. Replace if damaged or missing. 2. Inspect Gas Collar 19 of Old Style barrel for bent or missing spring washer and Gas Regulator 20 for burrs. Replace if damaged or missing. 3. Inspect Grip 8 for cracks or breaks. Replace if broken or missing. Inspect Washer 7 and Nut 6 for burrs and replace if damaged or missing. 4. Inspect Collar 11 , Handle 9 , Spring...

Maintenance Of Barrel Assembly Gas Collar And Gas Regulator Cont

Front Sight Post Spanner Wrench M249

Screw in NEW Front Sight Post 18 clockwise CW using Spanner Wrench 17 until threads on Front Sight Post 18 are even with the number of threads exposed before removal. Rezeroing weapon will be required by using unit if any parts of front sight assembly are removed or repaired. If a gunner has a problem in zeroing his weapon in elevation, a front sight post adjustment may be required. Each 1 2 turn of the sight post is equal to 1 mil of elevation. Each mil of elevation moves the group on the...

Mm Machine Gun M

MAINTENANCE ALLOCATION CHART FOR Section Ill. TOOL AND TEST EQUIPMENT REQUIREMENTS Section Ill. TOOL AND TEST EQUIPMENT REQUIREMENTS Tool Kit, Small Arms Repairman Army Tool Kit, Small Arms Repairman USMC Shop Set, Small Arms, Field Maintenance, Basic, Less Power Gage, Flush in, Plain, Cylindrical, Firing Pin Protrusion Small arms gages are precision tools used to quickly and economically inspect dimensions and interface points on small arms weaponry. They are made of tool steel and...

Unit Maintenance Troubleshooting

This section contains troubleshooting information for locating and correcting most of the operating troubles which may develop in the machine gun. Each malfunction for a part, assembly, or subassembly is followed by a list of tests or inspections which will help you to determine corrective actions to take. You should perform the tests inspections and corrective actions in the order listed. b. This manual cannot list all possible malfunctions that may occur, nor all tests or inspections and...

Receiver Assembly

Nsn 5340 158 0134

Machine Gun, 5.56MM, M249. SECTION II. REPAIR PARTS LIST - Continued DESCRIPTION AND USABLE ON CODES UOC GROUP 0111. RECEIVER ASSEMBLY 9348201 WITH NEW STYLE COCKING HANDLE ASSEMBLY STOP AND OLD STYLE COCKING HANDLE ASSEMBLY STOP PIN RECEIVER SUBASSEMBLY SPRING, RETAINING LEVER, BARREL LOCKING SPRING, HELICAL, TORSION PIN, GROOVED, HEADLESS CLIP, RETAINING SPRING, HELICAL, TORSION COVER, EJECTION PORT EJECTOR, PIN, EJECTOR PIN, GROOVED, HEADLESS CLIP, RETAINING CLIP, PIN, GROOVED...

Maintenance Of Receiver Assembly Cont DisassemblylNspectionrepair Cont

M249 Receiver

Inspect Receiver Assembly 1 for cracks in areas indicated with arrows a. Inspect for cracks in welds around Magazine Sleeve 26 both sides. b. Inspect for cracked, bent or missing Handguard Tab 27 . c. Inspect for cracked or broken Sling Holes 28 , both sides. d. Inspect for cracks in welds of gas cylinder support, both sides. e. Inspect for cracks in the rear radii of the trigger mechanism slot on the bottom of the receiver. f. Inspect for cracks in the upper front radius of the ejection...

Blank

M249 Extractor Pin

Cleaner, Lubricant and Preservative CLP Bolt must not be Interchanged with other M249 Machine Guns unless they have been headspaced by Direct Support Maintenance. 1. Position Bolt Assembly 1 in a protective jawed vise with Cam Lobe 2 in an up position. CAUTION Extractor Pin 3 , Extractor 4 , Pin Guide 5 , and Extractor Spring 6 are not to be reused. 2. Drive out Extractor Pin 3 and discard. 3. Remove Extractor 4 , Pin Guide 5 , and Extractor Spring 6 and discard. Remove dirt and corrosion from...

Mwo 9-1005-201-30-1

Army Direct Support Maintenance is Third Echelon for USMC Users. b. Model Number and Equipment Name M249 Machine Gun, w Equip includes MWOs 9-1005-201-30-1, -2, -3, -4, and 9-1005-201-50-1 . 1-2. MAINTENANCE FORMS, RECORDS AND REPORT. Department of the Army forms and procedures used for equipment maintenance will be those prescribed by DA PAM 738-750, The Army Maintenance Management System. USMC users will refer to TM 470015 1 for applicable forms and records. 1-3. DESTRUCTION OF ARMY MATERIEL...

Figure C Stock Gun Shoulder M

PACFF PAFZZ AFFFF PAFZZ PAFZZ PAFZZ PAFZZ PAFZZ PAOZZ PAFZZ 1005-01 1005-01 5360-01 5365-01 5325-01 1005-01 1005-01 -396-4038 -396-4041 -396-7880 -396-4043 -270-3431 -396-4040 -396-4039 19200 19200 19200 19200 19200 19200 19200 19200 19200 19200 12956143 12956147 12956146 MS16624-3125 DESCRIPTION AND USABLE ON CODES QTY UOC GROUP 03. STOCK, GUN, SHOULDER M5 12956141

1095-01-197-7902

Rack Storage M249 1095 197 7902

Assemble Ring 3 in hole of Adapter Body 4 . 2. Assemble Lanyard 1 to ring of Detent Pin 2 Section VII. UTILIZATION OF AUXILIARY EQUIPMENT 2-25. APPLICATION OF RACK, STORAGE, SMALL ARMS, M13. Illustration shows M13 rack with nine M249 machine guns stored. Rack storage, small arms, M13, LIN S66490, NSN 1095-01-197-7902, is authorized by CTA 50-909 and is a non-repairable item. This rack is 51-1 8 inches long, 43-3 8 inches high, 12 inches thick and stackable. If required, touch-up with Olive...

Slight rotational and lateral movement looseness of the Piston is normal and not cause for rejection Do not lubricate

M249 Barrel Components

Notify Direct Support Maintenance if any parts are damaged or missing, and if loosens_ 1. Visually inspect Shield 1 for cracks and or breaks Liner 2 for bends and or dents two Barrel Clips 3 for bends four Clip Ends 4 for cracks or breaks Barrel Locator 5 for bends and four Rivets 6 and six Rivets 7 for looseness. Some heat distortion or charring may be observed on the outer non-metallic portion of the heatshield assembly and is not cause for replacement. 2. Replace Heat Shield Assembly 1 if...

Sling And Snap Hook

Provides a means of carrying the weapon. 15. MACHINE GUN BIPOD The telescopic legs individually adjust to three different 16. GAS CYLINDER ASSEMBLY Locks bipod in place and provides passage-way for operating Holds the bolt and slide assemblies and houses the return 18. DRIVING SPRING Returns bolt, slide and piston assemblies to locked position

Difference Between Models

The M249 has been designated as two separate models, the Automatic Rifle AR and Light Machine Gun LMG . The basic M249 is the same for both versions. However during handoff, the LMG version is fielded with additional equipment as identified below. AR ROLE STD LIN M09009 - The AR role is to replace selected M16 rifles. The magazine cartridge NSN 1005-01-334-1507 100 round assault pack is included for the M249 AR model. LMG ROLE STD LIN M39263 - The LMG role is to replace selected M60 machine...

Failure To Fire Cont

Failure Fire

Check for loose Gas Collar 3 on Old Style barrel and replace if defective. Step 4. Check for looseness between Tower Portion 4 and Tube Portion 5 . If looseness exists, notify Direct Support Maintenance. Step 5. If trigger is hard to pull, check for improperly installed Sear Spring 6 or worn out Tripping Lever Mechanism 7 . If Sear Spring 6 is improperly installed leg between trigger and trigger pin or the Tripping Lever Mechanism 7 is suspected of being worn out, notify Direct Support...

Manual Tecnico M249

Shotgun Buttstock Disassembly

DIRECT SUPPORT MAINTENANCE INSTRUCTIONS This chapter contains information and instructions for the repairman to keep the machine gun in good repair. This chapter consists of repair parts special tools common tools and equipment fabricated tools troubleshooting maintenance procedures and final inspection. This chapter also contains information and instructions regarding preparation for storage and shipment, and pre-embarkation inspection of material. Section I. REPAIR PARTS, SPECIAL TOOLS,...

Fig C Stock Gun Shoulder M

1005 324 9191

STOCK GUN, SHOULDER M5 1 2 BUFFER AND BODY BUFFER AND BACKPLATE ASSEMBLY BODY, BUTTSTOCK SPRING, SPACER, RING, STOCK EXTENSION, BUTTPLATE SECTION II. REPAIR PARTS LIST - Continued FIGURE C-14A. ADAPTER ASSEMBLY, TRIPOD DESCRIPTION AND USABLE ON CODES UOC GROUP 04. ADAPTER ASSEMBLY, TRIPOD 9378233 FIG. C-14A. ADAPTER ASSEMBLY, TRIPOD ADAPTER ASSEMBLY, TRIPOD FORK TRIPOD PIN, GROOVED, HEADLESS RING, PULL CLIP, ARMY TM9-1005-201-23 amp P MARINE CORPS TM0 86 71A-23 amp P 2A PAOZZ PAFZZ PAOZZ PAFZZ...

Technical Manuals

I TM Manual for Machine Gun, 5.56MM, M249 TM 9-1005-201-10 Operator's Manual for Machine Gun, 5.56MM, M249 ITM Unit, and Direct Support Maintenance Manual with Repair Parts and Special Tools List RPSTL for Machine Gun Mounts and Combinations for Tactical Armored Vehicles and Ground Mounting TM Unit, and Direct Support Maintenance Manual Including Repair Parts and Special Tools List for Telescope, Straight, M145 TM 9-4933-273-12 amp P Operator's and Unit Maintenance Manual Including Repair Parts...

B When National Stock Number or Part Number is Known

M249 Machine Gun Components

Using the Index of National Stock Numbers and Part Numbers, find the pertinent National Stock Number or Part Number. The NSN index is in National Item Identification Number NIIN sequence see 4.1 1 . The part numbers in the Part Number index are listed in ascending alphanumeric sequence see 4.b . Both indexes cross-reference you to the illustration figure and item number of the item you are looking for. 2 Second. After finding the figure and item number, verify that the item is the one...

Failure To Cock Or Runaway

Defective Machine Guard

Check for broken, stuck, or wom Sear 1 broken, stuck, or wom Tripping Lever 2 and broken or damaged Sear Spring 3 in Trigger Mechanism Assembly 4 . If defective, notify Direct Support Maintenance. Check for bent or damaged Trigger Guard 5 . If damaged, notify Unit Maintenance. Step 2. Check for rounded edges on Sear Notches 6 of Piston Assembly 7 . If defective, notify Direct Support Maintenance.

Maintenance Of Sling And Snap Hook Assembly

Tripod Adaptor Assembly Army

MOS 76Y Supply Clerk Unit Armorer MOS 211 lnfantry Weapon Repairer USMC Sling and Snap Hook Assembly removed. 1. Remove ends of Sling, Small Arms 1 from Buckles 2 . 2. Remove two Snap Hooks 3 from Sling, Small Arms 1 . 3. Visually inspect Sling, Small Arms 1 for torn webbing or stitches and two Buckles 2 for bends or breaks. Replace Sling, Small Arms 1 if unserviceable. 4. Visually inspect two Hooks 5 for bends or breaks and inspect two Snaps 4 for spring tension. Replace Snap Hook 3 if...

Disassembly

M249 Disassembly

Thoroughly clean Slide Body 1 using CLP item 1, app D , and wipe dry with Wiping Rag item 3, app D . Slide Body 1 must be free of oil, dirt, corrosion and carbon prior to inspection. 2. Inspect Slide Body 1 for cracks using Inspection Penetrant item 6, app D . Inspect top of Slide Body 1 for bulges caused by a cookoff. If cracked or bulged, replace. 3. Inspect Feed Roller Assembly 2 . It must rotate freely. Replace if bent, broken or does not rotate freely. 4. Visually inspect Spring 3 ....