Note

Have a helper hold barrel with a strap wrench while torquing the spanner nut.

r. Using spanner wrench, torque spanner nut to 50 ft-lb + 5 ft-lb (67.8 N-m + 6.7 N-m).

s. Bend locking tab washer (11) tabs into spanner nut (6) notches.

M242 25mm Bevfitchett
with locking tab washer 2. INSTALL BARREL ASSEMBLY (WP 0023 00).

END OF WORK PACKAGE

UNIT

M242 25-MM AUTOMATIC GUN (NSN 1005-01-086-1400) M242 25-MM ENHANCED AUTOMATIC GUN (NSN 1005-01-454-0396)

FEED CHUTE LATCH PINS REMOVAL/INSTALLATION REMOVAL, INSPECTION, INSTALLATION THIS WORK PACKAGE APPLIES TO ONLY THE MARINE CORPS.

INITIAL SETUP:

Tools and Special Tools

General mechanic's tool kit (Marine Corps)

(item 42, WP 0085 00) Goggles (item 19, WP 0085 00)

Materials/Parts

Abrasive cloth (item 5, WP 0116) Retaining ring (MS16633-1031)

Equipment Conditions

WP 0026 00 Automatic feeder removed

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