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MIL-I-60284B
table I. Pressure values shall be recorded at the end of 15 feet of aircraft hose, assembly number
MS28741-4, and a pressure chamber with a volume of 1 cubic inch.
3.8.1.1 Initiation. The initiator shall be fired by a source delivering an output pressure
of 700 +25, 0 pounds per square inch gage (psig) at 70 5 F.
3.8.2 Misfires. There shall be no misfires.
3.8.3 Mechanical failures. The initiator shall function without mechanical failure (see
6.4.2).
TABLE I. Pressure values.
Temperature ( F)
Pressure (psig)
Ignition delay
time, seconds
Minimum
Maximum
60 to 70
500
1250
1.00 + 0.30, 0.20
65 to 75
600
1500
1.00 + 0.30, 0.20
195 to 205
800
1800
1.00 + 0.30, 0.20
3.9 Workmanship. Initiators shall be free of cracks, splits, or other defects which might
prevent proper mating with connecting parts or proper functioning of the device.
3.9.1  Metal defects.  All components shall be free from cracks, splits, cold shuts,
inclusions, porosity, or any similar defect.
3.9.2 Burr. No part shall have a burr which might interfere with the assembly or function of
the item or which might be injurious to personnel handling the item.
3.9.3 Foreign matter. No part or assembly shall contain chips, dirt, grease, rust, corrosion,
or other foreign matter.
4. QUALITY ASSURANCE PROVISIONS
4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase
order, the contractor is responsible for the performance of all inspection requirements
(examinations and tests) as specified herein. Except as otherwise specified in the contract or
purchase order, the contractor may use his own or any other facilities suitable for the
performance of the inspection requirements specified herein, unless disapproved by the
Government. The Government reserves the right to perform any of the inspections set forth in this
4

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