Manually examine the bandoleer hanger assembly for
compliance with 126.96.36.199.
188.8.131.52.1 Barrel assembly with bipod assembly (two per
gun). Disassemble barrel assembly with biped assembly from the
receiver assembly. Assure that with barrel lock in the vertical
position, disassembly from the receiver is readily accomplished.
Assemble and disassemble spare barrel assembly with bipod to and
from the receiver.
Examine the barrel assembly for compliance with 184.108.40.206.
visually examine the barrel assemblies for mutilations,
cracks, and seams. Visually examine bore and chamber for
foreign matter, corrosion, pits, burrs, bulges, and
deformations. The chrome plating shall be free of
nodules, anode bums and flaking or stripping.
Visually examine barrel assemblies for presence of proof
and magnetic particle inspection marks on the barrel
assembly and tube assembly (see drawing 7269028 and
Visually and manually examine gas cylinder for compliance
with 220.127.116.11 paragraph b.
Disassemble gas cylinder nut and extension, lock washers
and piston. Visually examine piston and lock washers for
cracks, burrs, or deformation. Reassemble assuring that
head of piston is assembled toward breech (rear) end.
Examine front sight for compliance with 18.104.22.168 paragraph
Visually examine the socket for compliance with 22.214.171.124
paragraph d and presence of manufacturer's identifacation
in accordance with drawing 7269041.
Manually examine biped assembly for compliance with
126.96.36.199 except that load requirements shall not be
checked during this examination.
Examine flash suppressor for compliance with 188.8.131.52.
184.108.40.206.12 Forearm assembly. Visually and manually examine
the forearm assembly for compliance with 3.3.11.