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MIL-P-60335C (MU)
4.3.3.10 Proving ground (See 3.8).-Defects shall be classi-
fied in accordance with the following table: The test shall be
performed as specified in 4.4.8 (See 6.7).
Categories
Defects
Code No.
Critical
Premature burst or metal parts separation
28011
In first approximate 200 yards horizontal
range (See 3.8.3)
Major
Tail cone and body tube assembly fall to
separate (See 3.8.2)
28012
Major
Illuminant fails to ignite or provides
effective illumination for 25.O seconds
or less (See 3.8.2)
28013
Minor
Effective illumination for more than
25.0 seconds, but less than 32.0 seconds
28014
(See 3.8.2)
4.3.3.10.1 Beginning with the first lot produced and continuing
until three consecutive lots have complied with the applicable require-
ments specified herein, a sample of 86 loaded assemblies shall be
randomly selected from each lot for this test.  If any critical defect
occurs; if a total of 6 or more major defects occur or if eight or more
minor defects occur, the lot shall be rejected.
4.3.3.10.2 After three consecutive lots have met the critiera
of 4.3.3.10.1, a sample of 44 loaded assemblies shall be randomly
selected from each lot for this test.  If any critical defect occurs;
if a total of 4 or more major defects occur or if 6 or more minor
defects occur, the lot shall be rejected. In the event that three
successive lots fall to meet the requirements of 4.3.3.10.2, the
sampling provisions of 4.3.3.10.1 shall again apply. When three con-
secutive lots have again successfully passed the requirements contained
therein, the provisions of 4.3.3.10.2 shall be reinstated.
4.3.3.11 Push test of shear pins (See 3.9), Major Defect, Code
No. 28015.-The sampling plan for this test shall be in accordance with
MIL-STD-205, Code Letter M (Single Sampling), with an AQL of .04 percent
[sample size 315).  If one or more loading assembles fail to comply
with push test requirements specified in 3.9, the lot of loading assem-
blies shall be rejected.  When alternative steel tail cone assembly
(dwg. 9207533) is utilized 100% inspection shall be in effect. Any
loading assembly which fails to comply with the requirement specified
in 3.3 shall be classed defective and removed from the lot.
4.3.4 Inspection equipment.-The inspection equipment required
to perform the examinations and tests prescribed in this section is
identified by Equipment Tabulation Number ET-9207517 (See 6.3).
27

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