Initial Setup

Small Arms Repairman Tool Kit SC 5180-95-CL-A07 (19204) Key tool (E-4, app E) Materials Parts Cleaner, lubricant and preservative (CLP) (item 5, app D) Bolt cam pin must be installed or weapon will blow up while firing the first round. If the bolt cam pin is not installed, injury to, or death of, personnel may result. Oo not interchange bolt assemblies or components from one weapon to another. Doing so may result in injury to, or death of, personnel.

Index

Characteristics, Capabilities, and Features, Equipment 1-1 Charging Handle Assembly 2-24 Disassembly 2-25 Inspection Repair 2-25 Lubrication 2-25 Maintenance 2-3 Blank Firing Attachment M15A2 4-17 Bolt Assembly 2-22 Bolt Carrier Assembly 2-18 Common Tools and Equipment 2-1 Data, Equipment 1-3 Decontamination of Sights Activated with Tritium (H 3) 2-14 Destruction of Army Materiel to Prevent Enemy Use 1-1 Differences between Models 1-2 Bayonet-Knife M7 4-2, 4-18 Bolt Assembly 2-21,3-16 Bolt...

General Safety Instructions

To avoid injury to your eye, use care when removing and installing spring-loaded parts. Before starting an inspection on a weapon equipped with a low light level sight, check for damage to the sight and decontaminate if required. See procedures on page 2-14. All Ml 6 M16A1 rifles must be inspected and gaged at least once annually for safety. Overall appearance will be approximately that of a new weapon. Refer to final inspection page 3-74. All visual and functional inspection requirements...

Lower Receiver And Extension Assembly Cont

M16 Lower Receiver Milling Blueprints

The free length of the helical spring must be between 11 3 4 minimum and 13 1 2 maximum inches. Inspect for breaks and separation of material which could prevent proper functioning of weapon. Inspect for dents, cracks, and chips. Cracks or breaks in critical areas will be repaired or rejected. For stock repair, see TM 9-1005-301 -30 w C1. Cracks in oth lt r han critical areas, not exceeding three inches in length and 1 16 inch in width, may be repaired. When using solid film lubricant item 13,...

Upper Receiver And Barrel Assembly Cont

M16 Rifle Upper Receiver Diagram

Front sight detent 2 and helical spring lt 3 d. Tubular rivet 4 and sling swivel 5 Catch front sight detent and heli cal spring to prevent loss. Disassemble only if repair is necessary. If repair is necessary, use hammer and punch to knock out rivet and remove swivel. Discard rivet. Disassemble only if repair is necessary. If repair is necessary, use hammer and punch to knock out rivet and remove swivel. Discard rivet. Upper Receiver and a. Front sight assembty Barrel Assembly c. Low light...

Low Light Level Sight

M16 Blueprints

General Safety Instructions Low light level sights will be removed from weapons that are unserviceable or are being disposed of, transferred, or turned in. Front low light level sight contains radioactive material. Do not insert metal objects into the post slot or otherwise treat roughly to cause breakage of the radioactive element. Do not eat, drink, or smoke while working on the low light level sights. Remove using procedures pre- See page 2-32. scribed for standard sight. Remove using...

Blt Assembly

Gun Silencer Diagram For Pistol

Small Arms Repairman Tool Kit SC 5180-95-CL-A07 19204 M16 Series and M231 Firing Port Weapon Direct Support and General Support Maintenance for 5.56-mm Rifle Tool and Gage Set 8426685 19204 Materials Parts Penetrant kil ilem 14, app D Wiping rag item 15, app D Using flat tip screwdriver, re- Do not remove unless rings move the three bolt rings from require replacement, the bolt. Visually inspect for cracks, kinks, and bends. If one or more bolt rings are damaged, replace all three rings. See...

Bolt Carrier Assembly Cont

M16a1 Naming The Parts

Boll Carrier Assembly Bolt carrier and key Clean gas relief ports using CLP item 5, app D and pipe cleaner item 5A, app D . Bolt Carrier Assembly a. Bolt carrier and key Check carrier and key screws for tightness and for proper staking. Inspect tip for proper contour. Inspect for pitting, wear, and burrs. There are bolts and bolt carriers on fielded weapons, some with chrome-plated exterior surface finishes and some with phosphate coating. Both finishes are acceptable under certain operational...

M16a1 Disassembly

M16a1 Disassembly

Remove using 1 8-inch drive pin punch and hanu . mmmer. Old type receiver extension requires removal of spring pin. If spring pin is installed, remove and discard Modify lower receiver extension prior to reassembly. See repair page 3-69. d. Buffer retainer 4 and helical spring 5 Remove using machinist's vise vise jaw caps, combination wrench, and socket wrench handle. Clamp lower receiver in vise and tighten on solid portion just tight enough to hold. If wooden vise jaws are available, use in...

Reassembly

M16a1 Naming The Parts

When using solid film lubricant item 13, app D or technical dichloromethane item 3, app D , be sure the area is well ventilated. Before reassembling parts, clean them with technical dichloromethane item 8, app D and lubricate them with CLP item 5, app D . Lower Receiver and Extension Assembly a. Lower receiver and extension subassembly 1 , trigger assembly 2 , and disconnector 3 Install using drive pin punch Push in until flush.

Bolt Assembly Cont

M16 Cartridge Magazine Assembly

Be sure to use vise jaw protective caps d. Cartridge ejector 5 and helical spring 6 Hold bolt body in vise and remove spring pin using punch and hammer. Be sure to use vise jaw protective caps Hold bolt body in vise and remove spring pin using punch and hammer. Catch cartridge ejector and helical spring to prevent loss. Do not distort extractor pin or spring assembly during cleaning. Remove carbon with CLP item 5, app D . Cover with light coat of CLP item 5, app D . To avoid injury to your eye,...

Lower Receiver And Extension Assembly

M16 Takedown

Small Arms Repairman Tool Kit SC 51BO-95-C L-A07 19204 Pivot Pin Removing Tool E-3, app E Materials Parts Cleaner, lubricant and preservative CLP item 5, app D Genera Safety Instructions To avoid injury to your eye, use care when removing and installing spring-loaded parts. Do not interchange bolt assemblies or other components from one weapon to another. Doing so may result in injury to, or death of, personnel. Lower Receiver and Extension Assembly a. Machine screw 1 , and Using screwdriver,...

Bolt CarrfEr Assembly Cont

Parts Bolt Carrier M16a1

Test firing pin hole for elongated and oversized holes. Bolts that have elongated or oversized holes that permit special not-go plug gage 12620101 to penetrate fully at any position on the circumference of the firing pin hole wiil be rejected. Replace bolt assembly if firing pin hole is enlongated or oversized. Using firing pin protrusion gage 7799735, check for proper firing pin protrusion. Insert firing pin through bolt assembly. Firing pin should touch the gage on minimum but should not...

Forward Assist Assembly

Assembly Rifle Plan

Applicable Configuration M16A1 rifle only Small Arms Repairman Tool Kit SC 5180-95-CL-A07 19204 Field Maintenance Basic Less Power Small Arms Shop Set SC 4933-95-CL-A11 19204 Materials Parts Cleaner, lubricant and preservative CLP item 5, app D 3-42 Forward assist assembly removed To avoid injury to your eye, use care when removing and installing spring-loaded parts. b. Forward assist pawl 2 , pawl detent 3 , helical spring 4 , and plunger assembly 5 Remove using 1 16-inch drive pin punch and...

Equipment Condition Weapon assembled

M16 Rifle Upper Receiver Diagram

To avoid injury to your eye, use care when removing and installing spring-loaded parts. Live ammunition should not be near the work area. Lower receiver assembly 1 , upper receiver and barrel assembly 2 , charging handle 3 , bolt carrier assembly 4 , small arms sling 5 , and cartridge magazine 6 Test trigger pull Using trigger pull measuring fixture 727475ti, add weights until hammer trips. Determine weight applied. Place weapon in SEMI position and hold weapon in vertical position. Hammer...

Inspection Cont

Forward assist assembly M61A1 rifles only Pull to rear. Check to assure thart chamber is clear. Place in SAFE portion and squeeze trigger. If weapon fails the following test, continued use of the weapon could result in injur to or death of personnel. For the purpose of the following test SLOW is defined as 1 4 to 1 2 the normal rate of trigger release. Place in SEMI position. Squeeze trigger. Hold trigger to the rear, charge weapon and release the trigger with a slow, smooth motion4with out...

Bayonetknife M

M16 Carbine Disassembly Steps

SC 5180-95-C1-A07 19204 Field Maintenance Basic Less Power Small Arms Shop Set SC 4933-95-CL-A11 19204 Keep tip of blade pointed away from body at all times. To avoid Injury to your eye, use care when removing and installing spring-loaded parts. b. Lock washers 2 , grip 3 and grip 4 Prior to disassembly, it is recommended that the right-hand release and plate be marked using machinist's scriber to assist in identification when assembling the left- and right-hand releases. Remove using drive pin...

Sc 4933-95-cl-a11

1827 Ansch

Field Maintenance Basic Less Power Small Arms Shop Set SC 4933-95-CL-A11 19204 Small Arms Repairman Tool Kit SC 51 0-95-CL-A07 19204 Key tool E-4, app E 3-13 Key and Bolt Carrier Assembly removed b. Bolt carrier key 2 from bolt carrier 3 Using socket wrench handle and sockc heaJ screw socket wrench, remove the two socket head screws. Do not disassemble the key and boJt assembly unless the bolt carrier key or bolt carrier is defective. 3-12. KEY AND BOLT CARRIER ASSEMBLY CONT . Key and Bolt...

Charging Handle Assembly

M16a2 Charging Handle Helical Spring

Small Arms Repairman Tool Kit SC 5180-95-CL-A07 19204 Materials Parts Cleaner, lubricant and preservative CLP item 5, app D b. Charging handle latch 2 , helical sprint 3 , and handle 4 Catch charging handle latch and helical spring to prevent loss. Inspect for serviceability. Replace if unserviceable. Items are unserviceable if broken, cracked, or mutilated. Lightly coat with CLP item 5, app D. Helical spring 1 , charging handle latch 2 , and handle 3 Position helical spring and charging handle...

Lower Receiver And Extension Assembly Cqnt

M16 Rifle Lower Receiver Diagram

To avoid injury to your eye, use care when removing and installing spring-loaded parts. Do not intercf tarige bolt assemblies or other components from one weapon to another. Doing so may result in injury to, or death of, personnel. Lower Receiver and Extension Assembly a. Action spring 1 and buffer assembly 2 Press in until retainer snaps up and holds action spring and buffer assembly in place. b. Helicai spring 3 , pivot pin detent 4 and pivot pin 5 Insert helical spring in hote. Position...

Appendix F Torque Limits

This appendix includes a standard torque table of the most commonly torqued screws, bolts, and nuts. b. These torque values may be used when torque values are not specified. c. The torque table values are given in inch-pounds If a torque wrench is calibrated in foot-pounds, you need to divide the listed number by 12 to obtain the desired torque. STANDARD TORQUE TABLE INCH-POUNDS Torque VaJues in Inch-Pounds for Tightening Nuts On standard bolt, studs, and screws having a tensile strength of...

R

Torque Wrench Socket Head Screws

Visually inspect the carrier and key screws for looseness and proper staking. Do not attempt to retorque if there is no loosening of the screws indicated by the staking marks. surface a must not inoicate distortion or damage which impairs parallelism. surface a must not indicate any loss of parallelism. a maximum of 0 025 inch protrusion in an upward direction is permissible. Surface A must not indicate distortion or damage which impairs parallelism. Surface A must not indicate any loss of...

Upper Receiver And Barrel Assembly

M16 Rifle Upper Receiver Diagram

Sight removal tool E-1, app E Small Arms Repairman Tool Kit SC 5180-95-CL-A07 19204 Materials IParts Cleaner, lubricant and preservative CLP item 5, app D Equipment Configuration Upper receiver and barrel assembly removed from lower receiver. General Safety Instructions To avoid injury to your eye, use care when removing and installing spring-loaded parts. When using solid film lubricant or dichloromethane, be sure the area is well ventilated. Do not interchange bolt assemblies or other...

Appendix D Expendable Supplies And Materials List

This appendix lists expendable supplies and materials you will need to operate and maintain the 5.56-mm Rifle M16 and M16A1. These items are authorized to you by CTA 50-970, Expendable items Except Medical, Class V, Repair Parts, and Heraldic Items . a. Column 1 - tem Number. This number is assigned to the entry in the listing and is referenced in the narrative instructions to identify the material e.g., Use carbon removing compound, item 4, app D . b. Column 2 - Level This column...

Wrapping And Packaging

Low light level sight Broken sight post will be removed and placed in a plastic bag. All defective and or outdated components will be returned to the storage activity for disposal in accordance with AR 385-11. Low light level sight systems that have been removed from rifles will be protected by applying a protective, chemically-neutral paper conforming to Ml L-P-17667 SB 38-100 and placing in a plastic bag. Final packaging will be in accordance with instructions provided in M1L-STD-1169,...

Lower Receiver And Extension Subassembly Cont

Homemade Rifling Machine

Only general support level is authorized to restamp serial numbers. If serial number is hard to read on weapon, restamp as follows Support the receiver in the stamping area to prevent bending and distortion of the receiver. Exercise extreme care to restamp the same serial number as original. Restamp the serial number the same size as the original serial number. Most weapon serial numbers are 1 8 inch in height, or close enough that this size is acceptable for such restamping. In the event that...

General Support Maintenance Repair Parts And Special Tools List

M16 Exploded View

This appendix lists and authorizes spares and repair parts special tools special test, measurement, and diagnostic equipment TMDE and other special support equipment required for performance of organizational, direct support, and general support maintenance of the 5.56-mm Rifle M16 and M16A1. It authorizes the requisitioning, issue, and disposition of spares, repair parts and special tools as indicated by the Source, Maintenance and Recoverabiiity SMR codes. C-2. GENERAL. This...

Info

M16a1 Front Sight Post

Low light ievel sight removal installation tool -2, app E References Warning page radiation hazard General Safety Instructions Low light level sights will be removed from weapons that are being transferred or unserviceable or are Low light level front sight contains radioactive material. Do not insert metal objects into the post slot or otherwise treat sight roughly to cause breakage of the radioactive element. Do not eat, drink, or smoke while working on the low light level sights. b. Front...

Bolt Assembly

Cartridge Ejector Spring

Small Arms Repairman Tool Kit SC 5180-95-CL-A0 19201 Cleaner, lubricant and preservative CLP item 5, app D Do not interchange boJt assemblies or other compo-riL.iis from one weapon to another. Doing so may result in injury to, or dealh of, personnel. To avoid injury to your eye, use care when removing and installing spring-loaded parts. If firing pin is used as a tool to push out extractor pin, use extreme care not to damage tip ot firing pin a. Extractor pin 1 , cartridge extractor 2 , and...

Repairmodify

Lower Receiver Dimensions

Lower Receiver and Extension Subassem bly Repair. Using abrasive cloth item 6, appD , remove light corrosion and use black lacquer item 12, app D to retouch. Modify when required to drawing dimensions using file handle, receiver extensions usable hand machinist's vise, and after forming of flats vise aw caps. Inspect for damaget wear, and corrosion. Modify when required using 1 16 twist drill and portable electric drill per drawing. Spring must be removed before drilling. 1 16 inch .062 dia...

Removal

M16 Rifle With Knife

Rifle M16 M16A1 Bayonet-Knife M7 Remove. b. Lock washers 2 and grips 3 and 4 Inspect threads and replace if stripped or damaged. Inspect for cracks in both grips and for stripped threads in the left grip. Notify support maintenance if grips are cracked or if grip screws have stnpped threads. Refer to TM 9-1005-237-15P for repair parts for the Bayonet-Knife M7 Grips 1 and 2 , lock washers 3 , and grip screws 4 Install grips and secure with lock washers and grip screws.

Lower Receiver And Extension AatwiBtY CONT

M16 Rifle Lower Receiver Diagram

Buffer assembly 14 Press buffer assembly in. Using and action spring 15 screwdriver, depress buffer retainer and release buffer 14 and action spring 15 . Remove buffer assembly 14 and action spring 15 from receiver while depressing the retainer. PUSH BUFFER ASSEMBLY IN ABOUT 1 4 INCH PUSH BUFFER ASSEMBLY IN ABOUT 1 4 INCH Early type buffer assembly must be replaced. Lower Receiver and Extension Assembly Lower Receiver and Extension Assembly The buffer assembly must not be cracked between...

M And Ma Rifle Final Inspection

M16 Series and M231 Firing Port Weapon Direct Support and General Support Maintenance for 5.56-mm Rifle Tool and Gage Set B426685 19204 Equipment Condition Weapon assembled Live ammunition should not be near the work area. Visually inspect for serviceability. Visually inspect for missing parts, serial numbers, steel parts, spring pins, and screws. Functionally inspect key and bolt carrier assembly and gas tube alinement using the following procedures All metal surfaces are to have a dull, rust-...

Key And Bolt Carrier Assembly Cont

Bolt carrier assembly Inspect for b rrs, cracks, and a. Bolt carrier key and bolt carrier Install and position bolt carrier key onto bolt carrier. Install the two carrier and key screws. SURFACE A MUST NOT INDICATE DISTORTION OR DAMAGE WHICH IMPAIRS PARALLELISM. SURFACE A MUST NOT INDICATE ANY LOSS OF PARALLELISM. A MAXIMUM OF 0.025 INCH PROTRUSION IN AN UPWARD DIRECTION IS PERMISSIBLE. Jf the bolt carrier key is replaced, it may be necessary to create a seal between the bolt carrier and key...

And MA

ORDUP 0404 LOUER ftECEJVER AND EKTEN8I N 844-0605 lt M16 gt AND 8446579 tHI6AI gt 313-00-814-3M0 1005-00-992-7299 1005-00-992-7297 1005-00-992-6651 OUARDj TR100 R. EXTEN l DNr LOUER RECE1 VER RETAINEfl, flPR INO i HEL CALr COHPRESS ION - RECEIVER LOUER NOTE EE IAL NUhBER CQNTROL 116 755 RECEIVER LOUER NOTE SER1AL NUMBE-R CDNTRDL NI6A1 194 TOOL AND PACE SET DS C5 SUPPORT MAINTENANCE FOR 3. 36NH RIFLE, Hi 6 AIFLE SERIES AMD M23I FIRING PORT WEAPON BO I 3 PEJt SUPPORT J NO DSU CbU. -____ .CASE...

Bolt Carrier Assem V Cont

Key and bolt carrier assembly 1 , bolt assembly 2 , and bolt cam pin 3 b. Firing pin 4 , firing pin retaining pin 5 Install bolt in carrier and key and secure with cam pin. Before installing bolt assembly, check to see that the ring gaps are staggered to prevent loss of gas pressure. Firing pin retaining pin must be installed from the left side only.

Homemade .22 Pistol Plans

Homemade Guns Ar15 M16

Figure C1. 5.56-mm Riffe MW and M16A1 AR 922731 BOLT CARRIE HANDLE UPPER RECEIVED AND BARREL AS5Y. Ml UPPER RECEIVER AND BARREL ASSY. M14 gt A1 LOWER RECEIVER AND E it TENS E ON ASS r, rtl-6 LOWER RECEIVER AND EXTENSION ASSY. H16AI Figure C-2. Bolt carrier assembly 844S501 oru ct-btnfl . . . .

Major Components Of Ma Rifle

Equipment Condition Weapon asr nibled. General Safety Instructions Before starting an inspection, be sure to clear the weapon. Do not keep live ammunition near the work area. To avoid injury to your eye, use care when removing and installing spring-loaded parts. Before starting an Inspection on a weapon equipped with a low light level siij.it, check ft, damage to the sight and decontaminate if required. See procedures on page 2-14. Do not interchange bolt assemblies or components from one...

Blank Firing Attachment Ma

Blank Firing Attachment

Materials Parts Cleaner, lubricant and preservative CLP item 5, app D General Safety Instructions Do not keep live ammunition near the work area. Only blank cartridge M200 is to be used when the blank firing attachment is attached to the rifle. Unscrew and pull slide all the way out. pttachment 2 and flash suppressor 3 Hook blank firing attachment behind the first groove of the flash suppressor. Do not use tools to tighten the biank firing attachment, HANDS ONLY. Push slide into flash...

Lower Receiver And Extension Assembly Cowt

Removing Receiver Extension

Insert fabricatf d tool E-3, app E to compress detent. Turn pin a quarter turn. Remove tool and pin. Takedown pin detent 12 and helical spring 13 Be sure to hold cupped hand in front of detent and helical spring to prevent loss of detent and spring. Buffer assembly 14 and action spring 15 Press buffer assembly in. Using screwdriver, depress buffer retainer and release buffer and action spring. Bolt catch 17 , bolt catch plunger 18 , and hetical spring 19 Remove using 3 32 inch drive pin punch...

Shoulder Gum Stock Assembly

M16 Rifle Upper Receiver Diagram

Small Arms Repairman Tool Kit SC 5160-95-CL-A0, 19204 NOTE Buttstock FN 9349121 is 5 8 longer than buttstock PN B448651. For diminsional identification refer to Figure C-llA. Cleaner, lubricant and preservative CLP item 5, app D a. Re If-locking screw 1 rear sling swivel 2 and butt plate 2.1 . Using screwdriver, remove self-locking screw, reai sling swivel, and butt plate. a. Re If-locking screw 1 rear sling swivel 2 and butt plate 2.1 . Self-locking screw PN 9349120 is required when utilizing...

Lower Receiver And Extension Subassembly

Applicable Configuration All M16 M16A1 rif I es. The lower receivers have serial numbers and model numbers and will not be replaced by Direct or General Support Maintenance. Field Maintenance Basic Less Power Small Arms Shop Set SC 4933-95-CL-A11 19204 Small Arms Repairman Tool Kit SC 5180-95-CL-A07 19204 M16 Series and M231 Firing Port Weapon Direct Support and General Support Maintenance for 5.56-mm Rifle Tool and Gage Set 8426685 19204 Set D Field Maintenance Post, Camp, and Station Small...

Appendix E Illustrated List Of Manufactured Items

Lower Receiver Dimensions

This appendix includes complete instructions for making items authorized to be manufactured or fabricated at organizational or direct support level. b. A part number index in alphanumeric order is provided for cross-referencing the part number of the item to be manufactured to the figure which overs fabrication criteria. c. All bulk materials needed for manufacture of an item are listed in a tabular list on the illustration. Front sight post removing E-1 and installation tool Low light level...

Organizational Maintenance Instructions

Safe Key M16

This chapter contains information and instructions 10 help keep tne weapon in good repair. Tne chapter contains a. Repair Paris, Special Tools. TMDE. and Support Equipment b Service Upon Receipt c. Preventive Maintenance Checks and Services PMCS ci. Troubleshooting e. Decontamination of Rifles and Arms Rooms f. Maintenance Procedures Section I. REPAIR PARTS, SPECIAL TOOLS, TMDE, AND SUPPORT EQUIPMENT 2-1. COMMON TOOLS AND EQUIPMENT. For authorized common tools and equipment, refer to the Tabl e...

Figure E Pivot pin removing tool

NOTE ALL DIMENSIONS SHOWN ARE IN INCHES HOT ROLLED, ROUND, 0.375 INCH NOMINAL MATERIAL BLOCK FSCM 81346 QQ-T-580 METAL BAR, STEEL, GRADE C, CLASS W2-09 OR STEEL, GRADE C, CLASS 62-10, HOT ROLLED, 0.750 INCH NOMINAL SQUARE, 3 FOOT NOMINAL LONG NSN 9510-00-541-9526 OR EQUIVALENT NOTE ALL DIMENSIONS SHALL BE TOLERANCE 0.005 EXCEPT GAGING WIDTH 0 515 WHICH SHALL BE TOLERANCE -0.002

Appendix A References

TB 9-1000-247-34 Standards for Oversea Shipment or Domestic Issue of Small Arms, Aircraft Armament, Towed Howitzers, Mortars, Recoilless Rii es, Rocket Launchers and Associated Fire Control Equipment TB 43-0002-73 Maintenance Expenditures Limits for FSC-10 FSC Classes 1005, 1010, 1015, 1030, 1055, 1090,and 1095 TB 43-0196 and Certification of Gages, Small Arms TM 38-750 The Army Maintenance Management System TAMMS TM Direct Support and General Support, and Depot Maintenance Repair Parts and...

Appendix B Maintenance Allocation Chart

This section provides a general explanation of all maintenance and repair functions authorized at various maintenance categories. b. The Maintenance Allocation Chart MAC in section II designates overall authority and responsibility for the performance of maintenance functions on the identified end item or component. The application of the maintenance functions to the end item or component will be consistent with the capacities and capabilities of the designated maintenance categories. c....

M And Ma Rifle Annual InspeciiOn And Gaging Requirements

Upper receiver and barrel assembly c. Upper receiver and barrel assembly d. Upper receiver and barrel assembly e. Lower receiver and exlension assembly Gage firing pin protrusion using See page 3-14. Gage firing pin hole using not-go plug gage 12620101 Inspect chamber using chamber reflector tool 8448201. Gage barrel using barrel erosion gage 7799792 or 8448496 as applicable, muzzle erosion gage 8448677 on nonchromed barrels only, and bore straightness gage 8448202. Check headspace by...

Major Components Of Mma Rifle

M16a1 Disconnector

Page 2-16, weapon disassembled into major components. General Safety Instructions To avoid injury to your eye. use care when removing and installing spring-loaded parts. Do n l interchange bolt assemblies or components from one weapon to another. Doing so may result in injury to, or death of, personnel. Do not keep live ammunition near the work area. Lower receiver and extension assembly 1 , upper receiver and barrel assembly 2 , charging handle assembly 3 , bolt carrier assembly 4 , small arms...

Tm P

The source code tells you how you get an item needed for maintenance, repair, or overhaul of an end item equipment. Source codes are always the first two positions of the SMR code. Explanations of source codes follow Stocked items use the applicable NSN to request requisition items with these source codes. They are authorized to the category indicated by the code entered in the 3d position of the SMR code. Items with these codes are not to be requested requisitioned...

Figure C Forward assist assembly MA

M16 Rifle Detent Pawl

1005-00-017-9540 5JA0-00-523-B0 4 1005 00-017-9538 OrtOUP 030201 FORWARD ABBIST ASSEMBLY PIN. DETENT. SPRING, HELICAL, PLUNGER Early model M16 rifles did riot have a recess in which to install item no. 8 spring, helical, 1 compression or item no. 9 detent, takedown pin . Pivot pin, NSN 1005-00-992-6671, must be used on this model. Figure C-10. Lower receiver and extension assembly 9448604 M16 5305-00-912-72961 96906 MS35276-284 3 005-00 036-5350 4r PAOZZ J53A0-OO-993-7392 M533335-61 B44B632 G4...

M16 Locking Plate

56mm M16 Rifle Estraping Parts

Rifle grip 3 and helical Carefully remove rifle grip. Hold spring 4 helical spring in place. Install lock plate with the detent spring passing through the hole in the right side, and the arm on the outside of ttie receiver and pointing to the SAFE position. Carefully compressing spring, insta rifle grip. Lower Receiver and Extension Assembly Using screwdriver, install lock washer and screw. Using screwdriver, remove screw and lock washer. b. Rifle grip 3 and helical Carefully remove rifle...

How To Use This Manual

M16 Rifle Upper Receiver Diagram

In order to use this manual efficiently, there are several things you need to know 1. All references in the manual are to pages only. 2. Illustrations forthe maintenance procedures show only those parts affected by the operation being performed. 3. Whenever the male gender is mentioned in the manual i.e., crewman, repairman , it also pertains to females. This manual is organized to help you find the information you need quickly. There are several useful indexes. 1. Front Cover Index. Lists the...

Parts Of Rifle Cal 5.56mm M16a1

Rifle barrel assembly is air-cooled, contains flash suppressor and front sight assembly, and holds the two hand guards and the sling swivel. Upper receiver cont ns rear sight, ejection port, ejection port cover, and a housing for the bolt carrier and bolt assembly. A forward assist assembly is used on the M16A1 weapon. LOWER RECEIVER AND EXTENSION ASSEMBLY. Lower receiver contains the trigger assembly, sear, hammer assembly, selector lever, rifle grip, bolt...

Rifle Bipod M

Bipod Legs

Materials Parts Carrying case NStsI 1005-00-992-6676 Rifle Bipod M3 NSN 1005-00-999-2430 Cleaner, lubricant and preservative CLP item 5, app D Clean and lubricate with CLP item 5, app E . Squeeze bipod legs together, snap on rifle, and release bipod legs. a. Squeeze bipod legs together and remove from rifle. b. Clean and lubricate with CLP item 5, app E . Rifle M16 M16A1 Rifle Bipod M3 Inspect. Badly worn cases should be replaced. Damaged broken or bent bipods should be replaced. Bipod must...

Upper Receiver Assembly Cont

M16 Rifle Upper Receiver Diagram

Aperture sight 6 , flat spring 7 , and upper receiver 8 Remove using flat-bladed screwdriver. Remove using 3 32-inch drive M16A1 rifles only pin punch and hand hammer. f. Forward assist assembly 10 , helical spring 11 , and upper receiver 12 Check for serviceability. Replace if defective. Check for serviceability. Replace if derective Make a visual inspection. Look for broken springs, bent shaft or missing parts Check for cracks, corrosion, and Same raquirements...