MIL-PRF-39012/4F
Mating characteristics: In accordance with MIL-STD-348.
Contact with spring members:
Center contact (socket):
Oversize test pin: .074 inch (1.88 mm), diameter minimum (nonclosed entry contacts only).
Insertion depth: .125 inch (3.17 mm), minimum.
Number of insertions: 1.
Insertion force test: Steel test pin diameter .066 inch (1.68 mm), minimum.
Test pin finish: 16 microinches (0.406 µm).
Insertion force: 2 pounds (8.90 N) maximum.
Withdrawal force test: Steel test pin diameter .063 inch (1.60 mm), maximum.
Withdrawal force: 2 ounces (.56 N) minimum.
Test pin finish: 16 microinches (0.406 µm).
Hermetic seal: Applicable to M39012/04-0001 and M39012/04-7001.
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(Leakage shall not exceed 1 x 10 cm /s of tracer gas at atmospheric pressure)
Leakage (pressurized connectors): Applicable to M39012/04-0001, M39012/04-0003, M39012/04-7001
and M39012/04-7003. The receptacle shall be mounted in its normal manner on a closed container
with the mating end capped. Container interior air pressure shall be 30 psi.
Insulation resistance: Method 302 of MIL-STD-202, test condition B. 5,000 megohms minimum.
Center contact retention: 6 pounds (26.69 N) minimum axial force.
Corrosion (salt spray): Method 101 of MIL-STD-202.
Voltage standing wave ratio (VSWR): Not applicable.
Connector durability: 500 cycles minimum at 12 cycles/minute maximum. The connector shall meet
the mating characteristics and force to engage and disengage requirements.
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