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|  MIL-G-45140B
4.5.2.2.5 Charging handle assembly. Manually examine charging
handle assembly to determine compliance with 3.2.8.
4.5.2.2.6 Bolt and slide.
a. Manually examine full traversing action of bolt and
slide group in receiver to assure freedom from binding
(see 3.2.3).
b. Manually examine bolt and slide locking and unlocking to
assure freedom from binding (see 3.2.3).
c. Disassemble bolt and slide group from receiver.
d. Manually disassemble bolt guides from slide and visually
examine the bolt guides to assure freedom from burs and
mutilations (see 3.2.4).
e. Visually examine bolt camming and locking surfaces of
slide to assure freedom from burs and mutilations.
f. Visually and manually examine keys in slide to assure
secure brazing. Each slide key shall be examined for
sound brazing by suspending the slide so that no damping
effect is produced and tapping the slide key with a metal
rod. This will cause a soundly brazed slide key to emit a
clear ringing sound. Slide keys failing to emit a clear
ringing sound shall be rejected (see 3.2.3).
g. Visually examine for presence of proof and magnetic
particle inspection mark.
*
4.5.2.2.7 Extractor.
Visually examine bolt for presence of proof mark and
a.
magnetic particle inspection mark.
Manually examine extractor to determine compliance with
b.
3.2.10.
Visually examine extractor lip to assure freedom from
c.
cracks, chips and mutilations.
Visually examine the extractor plunger stop pin for secure
d.
retention and to assure it is flush or below the surfaces
on each side of the bolt (see 3.2.10).
Visually examine bolt camming and locking surfaces to assure
e.
freedom from burs and mutilations.
*
4.5.2.2.7.1 Firing pin.
a. Manually examine the firing pin to assure that it moves
through its full range of travel without binding (see
3.2.12.
b. Visually examine striker point, retractor slot, and
hammer impact area of firing pin to assure freedom from
pits, burs, mutilations and lines that may induce fatigue
failure.
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