MIL-I-60281A
numericalorder,andeachradiographshallcarryapermanentidentificationoftheunitsdisplayed thereon. Theradiographicplateidentificationshall includeitem 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 ontheX-raypriortoshipmentandthosedefectiveitemsshallberemovedfromtheproductionlot. Film interpretation of the radiographs shall verify the presence and correct positioning of the following parts:
a. Pin, Firing, P/N 10520474 b. 0-ring, MS29513-9
c. Cap, Initiator, P/N 10520557 d. Filter, P/N 10520414
e. 0-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 ± 5EF. 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!60EF, 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 contractingactivity(see6.2). LevelAshallbeinaccordancewithDrawings8830992and8830993. 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 TP0 00-724-9886.
6. NOTES
9
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