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Page Title:
Classification of defects. - Continued |
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|  MIL-S-45921A (AR)
Inspection
AQL
Method
Zone
Defect
Categories
Height at receiver and
107.
trigg er housing angles
(2.27 1, 1000', 150', .25
5-D7,
datum diameter roll),
1101 55 06
.65
D8
incorrect
1101 53 79
Width, receiver cutout
108.
SMTE
.65
1-C3
(1.248), incorrect
Assembleability of
109.
magazine thru stock
1101 54 69
.65
1-D4
(1.04), incorrect
Height receiver bearing
110.
surface, rear end (.017-
1101 55 06
.65
2-D6
.012), incorrect
1101 53 79
1-C4 , D5
Improper undercut receiver
111.
E4
bedding surface (.005, .01,
SMTE
.65
3-E5
.09, 1.20, 3.19, 2.685)
Assembleability of sear
112.
1101 5469
.65
release ( .155) , incorrect
1-D4
Width, trigger housing
113.
1-D5
Cutout (.650-2 places),
SMTE
.65
2-B6
incorrect
Distance between rivet holes
114.
SMTE
.65
1-D2
(.750), incorrect
Minor
Depth, operating rod guide
201.
clearance cut (.675),
1.5
11015469
5-D6
incorrect
Depth, gas cylinder
202.
SMTE
1.5
3-E2
clearance (.94), incorrect
Height, location, cutout for
203.
rear end of trigger housing
SMTE
1.5
4-B4
(1-703)
Length, location, trigger
204.
11015469
1.5
2-B5
clearance (2.515), incorrect
Height, connector slot (.23),
205.
11015469
1.5
4-B5
incorrect
Width, gas cylinder cutout
206.
11015469
1.5
5-C4
(.68), incorrect
width, shoulder plate and
207.
hinge block opening (1.214)
SMTE
1.5
4-E7
incorrect
2.5
Visual
Evidence of poor workmanship
208.
8
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