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|  MIL-I-60281A
numericalorder,and each radiographshall carry a permanent identification of the units displayed
thereon. The radiographic plate identification shall include item nomenclature, the complete lot
number, the span of serial numbers displayed, and the contract number. The radiographs of the
entire production lot shall accompany the ballistic sample to the activity conducting the
production lot acceptance test. Defective initiators found during X-ray review are to be marked
on the X-ray prior to shipment and those defective items shall be removed from the production lot.
Film interpretation of the radiographs shall verify the presence and correct positioning of the
following parts:
a.
Pin, Firing, P/N 10520474
b.
O-ring, MS29513-9
c.
Cap, Initiator, P/N 10520557
d.
Filter, P/N 10520414
e.
O-ring, P/N 10520496
f.
Pin, Shear, P/N 10520475
g.
Shear Pin, Setscrew
h.
Setscrew, Initiator Cap
i.
Cartridge, Impulse, M91, P/N 8597230
4.3.4 Functional.
4.3.4.1 Ballistics. The test sample shall be rigidly supported in the fixture and fired by
a source delivering an output of 700 +25, 0 psig at the end of 15 feet of aircraft hose, MS28741-4,
at 70 5 F. The sample shall be tested within 5 minutes after removal from the temperature
conditioning chamber. When this time limit is exceeded, the sample units shall be reconditioned
in accordance with 4.3.4.2. Required pressure readings shall be taken as specified in 3.6.1.
4.3.4.2 Temperature conditioning. Each assembled initiator shall be conditioned for not less
than 4 hours nor greater than 24 hours. When reconditioning initiators at 60 F, all condensation
shall be removed from the interior surfaces before returning the initiator to the conditioning
chamber.
4.4 Inspection of packaging. The sampling and inspection of the packaging, packing, and
container marking shall be in accordance with section 5.
5. PACKAGING
5.1 Packing and marking. Packing and marking shall be Level A or B, as specified by the
contracting activity (see 6.2). Level A shall be in accordance with Drawings 8830992 and 8830993.
Level B shall be in accordance with Drawings 8830992 and 9216932.
5.1.1 Lot numbers. Lot numbers shall be in accordance with MIL-STD-1168.
5.2 Air Force packaging. Air Force packaging shall be in accordance with TPO 00-724-9886.
6. NOTES
9
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