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|  MIL-R-50263A (PA)
4 .4.3 Testing.
4.4.3.1 Ballistic Test (see 3.4) .-A sample consisting of
twenty-four (24) complete rounds (as fielded) shall be randomly
selected from each lot and ballistically tested at a proving
ground prescribed by the contracting officer. The test shall
be performed as specified in 4.5.5 using equipment in accordance
with 4.4.4 and the Appendix to this specification. The sample
shall be divided into three equal parts and conditioned to the
temperatures prescribed in 4.5.5.1.
4.4.3.1.1 Primary Round Malfunction. -The twenty-four
(24) ballistic test specimen shall be monitored for the
following defects:
a. Parts Security or Premature Warhead Functioning.-
(See 3.4.2, 3.4.3, 3.4.8, 3.4.9, 3.4.12).
Short Range. (See 3.4.7).
b.
Motor Blow (See 3.4.13).
c.
If one or more defective are found, the lot represented by
the sample shall be rejected.
4.4.3.1.2 Secondary Round Malfunctions.-The twenty-four
(24) ballistic test specimens shall be monitored for the follow-
ing defects:
a.
Excessive time of first motion (See 3.4.4).
b.
Excessive lateral deflection (See 3.4.5).
c.
Failure to meet motor velocity/time parameters
(See 3.4.6).
Unacceptable warhead function (See 3.4.8, 3.4.9,
d.
3.4.10, 3.4.11, or 3.4.12).
e. Erratic behavior (See 3.4.1).
If two or more defective are found, the lot represented by
the sample shall be rejected. If there is only one defective,
the lot represented by the sample shall be placed in a re-
ferred status and a retest shall be conducted. The retest
sample shall consist of twenty-four (24) randomly selected
complete rounds from the referred lot. The retest procedure
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