M Machine Gun Mount Ringmaintenance Instructions

THIS TASK COVERS:

a. Disassembly b. Inspection/Repair

c. Reassembly

INITIAL SETUP

Tools and Special Tools Small Arms Repairman Tool Kit (item 2, appx B)

Cotter pin (2) (MS24665-132) Self-locking nut (2) (MS51922-29)

14-1 M66 machine gun mount ring removed

DISASSEMBLY

1 Remove two cotter pins (1), two headed straight pins (2), and cushioning pad (3) from ring assembly (4). Discard cotter pins.

2 Remove two setscrews (5), flexible wire (6), and cartridge deflector (7).

3 Remove two self-locking nuts (8), two flat washers (9), two hexagon capscrews (10), and deflector support (11) from ring assembly (4). Discard self-locking nuts.

Mount Gun Ring M66 Components

8-1. M66 MACHINE GUN MOUNT RING—MAINTENANCE INSTRUCTIONS (cont) INSPECTION/REPAIR

1 Inspect for broken, damaged, or missing parts.

2 Ring assembly is a repairable assembly. Notify direct support maintenance.

3 Repair is by replacement of authorized parts (appx C). REASSEMBLY

1 Position deflector support (1) on ring assembly (2) and secure with two hexagon capscrews (3), two flat washers (4), and two new self-locking nuts (5).

2 Install flexible wire (6), cartridge deflector (7), and two setscrews (8).

3 Position cushioning pad (9) on ring assembly (2), and secure with two headed straight pins (10) and two new cotter pins (11).

M66 Ring Mount Manual
8-2. RING ASSEMBLY AND RING—MAINTENANCE INSTRUCTIONS

THIS TASK COVERS:

a. Disassembly b. Inspection/Repair

c. Reassembly

INITIAL SETUP

Tools and Special Tools

Small Arms Repairman Tool Kit (item 2, appx B)

8-1 M66 machine gun mount ring disassembled

1 Remove pintle lock cap (1), two S chain hooks (2), and weldless chain (3) from upper revolving ring (4).

2 Remove sleeve bushing (5) from upper revolving ring (4).

3 If damaged, remove two cotter pins (6) from pintle lock handle (7) and cotter pin (8) from headless shoulder pin (9).

INSPECTION/REPAIR

1 Inspect for broken, damaged, or missing parts.

2 Repair is by replacement of authorized parts (appx C).

REASSEMBLY

1 If removed, install cotter pin (8) in headless shoulder pin (9) and two cotter pins (6) in pintle lock handle (7).

2 Install sleeve bushing (5) in upper revolving ring (4).

3 Install weldless chain (3), two S chain hooks (2), and pintle lock cap (1) on upper revolving ring (4).

Gun Ring Mount M66
8-3. RING BRAKE—MAINTENANCE INSTRUCTIONS

THIS TASK COVERS:

a. Disassembly b. Inspection/Repair

c. Reassembly

INITIAL SETUP

Tools and Special Tools

Small Arms Repairman Tool Kit (item 2, appx B)

DISASSEMBLY

1 Remove socket head capscrew (1) and manual control lever (2).

2 If damaged, remove two cotter pins (3) from headless straight pin (4).

INSPECTION/REPAIR

1 Inspect for broken, damaged, or missing parts.

2 Repair is by replacement of authorized parts (appx C).

REASSEMBLY

1 If removed, install two cotter pins (3) in headless straight pin (4).

2 Install manual control lever (2) and secure with socket head capscrew (1).

M122 Tripod ManualMount Gun Ring M66 Components

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