MIL-DTL-38999/9B
REQUIREMENTS:
Dimensions and configuration: See figure 1.
Interface dimensions shall conform to MIL-DTL-38999, except as noted.
This receptacle mates with MS27467, MS27653 and MS27661 connectors.
Fits all polarization positions.
Shell material and finish: Aluminum alloy as specified in MIL-DTL-38999 with finishes B, T, X or Z.
Sealing gasket: Non-corrosive silicone or fluorosilicone elastomer.
Air leakage: Testing shall be in accordance with EIA-364-02, except the minimum period of
measurement shall be 10 seconds. The air leakage rate shall be no greater than 1 atmospheric cubic
inch per hour (4.55 X 10-3 cm3/s). Stowage receptacles shall be mated to connectors having either
contacts or inserts removed so that a pressure of 10 lb-ft/in2 (.703 Kg/cm2 ) can be applied against the
insides of the stowage receptacles.
Part or Identifying Number (PIN) is equivalent to the term (part number, identification number, and type
designator) which was previously used in this specification. Example:
M38999/
9
11
B
DoD number prefix
Specification sheet number
Shell size
Finish
QUALIFICATION:
Qualification (all classes). Qualification shall be in accordance with MIL-DTL-38999, conducted on two
samples of each shell size, except only the following test sequence shall be required:
Visual and mechanical
Dynamic salt spray (corrosion)
Coupling torque
Coupling pin strength
Air leakage (see requirement)
Post test examination
Group A sampling inspection. Sampling for group A inspection shall be as specified in table I.
TABLE I. Group A sampling plan.
Lot size
Sampling size
1 to 13
100 percent
14 to 150
13 units
151 to 280
20 units
281 to 500
29 units
501 to 1,200
34 units
1,201 to 3,200
42 units
3,201 and up
54 units
4
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