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MIL-R-63997B(AR)
DEFECT
DEFECT
INSP.
REQUIRE-
SAMPLING
NO.
METHOD
MENT
PROCEDURE
Upper Receiver Group.
Manual
3.3.4.3
Charginq Handle Assemblv.
31.
100%
Failure  of  charging  handle
assembly to have positive
latching  action  to  upper
receiver  during  forward
travel  without  manual  assist
to latch and to require man-
ual action to unlatch for
rearward  travel.
100%
32.
Manual
3.3.4.3
Charging Handle Assembly.
Failure of charging handle
assembly  to  disassemble  from
upper  receiver  without
binding.
3.7
100%
Visual
33.
Charginq Handle Assembly.
Burrs,  cracks  or  mutilation
of latch contact surfaces,
carrier key engagement sur-
face and guide surface.
Bolt and Bolt
REMOVE:
Carrier Group and Inspect
for Defect No. 53
DISASSEMBLE:
Bolt
Carrier Group
Mark Orientation of
Cam Pin
100%
Firinq  Pin  Retaininq  Pin.
Visual
3.7
34.
Burrs,  cracks  or  mutilation.
100%
3.7
Visual
Burrs,  cracks
35. F i r i n q  P i n .
or  mutilation  of  striker
point.
100%
3.7
Visual
Pits  or
Firing Pin.
36
erosion  of  striker  point.
19

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