MIL-DTL-55302/92F
REQUIREMENTS
Dimensions and configuration: See figure 1 and table I.
Material and finish:
Contact: 0.020 inch thick phosphor bronze in accordance with ASTM B139/B139M, composition "A". Gold plate
in accordance with ASTM B488, type II, code D, class 1.27, over nickel plating in accordance with
SAE-AMS-QQ-N-290, class 2, 30 to 100 microinches.
Insulator: ASTM D5948, type SDG-F.
Keying hardware: 2 each hex nuts and washers, stainless steel, class 300 in accordance with ASTM A582/A582M,
passivated in accordance with SAE-AMS2700, and 2 each keying sockets, free machining brass in accordance with
ASTM B16/B16M, UNS C36000 or ASTM B121/B121M, UNS C35300 or C34200 or ASTM B124/B124M, UNS
C37700 or ASTM B36/B36M UNS C23000 or C24000 or C26000 or C26800, nickel plated in accordance with
SAE-AMS-QQ-N-290. For direct government procurement the keying hardware shall be assembled to the
connector. For other orders the keying hardware may be furnished loose as specified in contract or order.
Contact identification: The first and last contact in each row shall be identified by an alphabetical-numerical code
(e.g., A01, B12). The letter designates the row and the number designates the contact position within that row.
Every fifth contact in each row shall have its identification mark molded in.
Contact retention: 6 pounds.
Mating and unmating: The maximum insertion force, in pounds, shall not exceed a value equal to .5 times the
number of contacts, and the withdrawal force, in pounds, shall be a minimum of .11 times the number of contacts
and shall not exceed the measured insertion force.
Contact separation force: 1 ounce minimum.
Contact resistance: The contact resistance shall not exceed 20 milliohms.
Dielectric withstanding voltage:
Sea level: 1,000 volts rms, 60 Hz.
High altitude: 300 volts rms, 60Hz.
Current rating, maximum: 5 amperes.
Keying socket: When required, can be easily keyed to the desired positions by using a standard type wrench.
Connectors are supplied with keying sockets in "4" and "D" positions.
Mating connectors: Shall conform to MIL-DTL-55302/91 or MIL-DTL-55302/93 and MIL-DTL-55302/95.
Part or Identifying Number (PIN): M55302/92-(dash number from figure 1).
Group submission: MIL-DTL-55302/90, MIL-DTL-55302/94 and MIL-DTL-55302/96.
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