MIL-DTL-55302/61G
Requirements:
Dimensions and configuration: See figure 1.
Material: Jackscrews and jack sockets shall be made of corrosion resisting stainless steel in accordance with
ASTM A581 or ASTM A582 passivated in accordance with SAE-AMS-QQ-P-35 or shall be corrosion resistant
copper nickel alloy (61 ±2% nickel, 2.5% max. other, and the balance zinc and shall have a brinell hardness of 145
to 175.
Plating: The contact plating shall be in accordance with MIL-DTL-55302 or gold in accordance with ASTM B488
type II, code C, class 1.27, over nickel plating in accordance with SAE-AMS-QQ-N-290, class 2, 50 to 150
microinches in the engaging area and gold in accordance with ASTM B488 type II, code C, class 0.51, or type III,
code A, 0.051 over nickel plating in accordance with SAE-AMS-QQ-N-290, class 2, 50 to 150 microinches in the
termination area and gold in accordance with.
Contact identification: See figure 1.
Contact resistance: The average contact resistance of all contacts measured shall not exceed 0.010 ohm, and no
individual contact pair shall have a resistance exceeding 0.020 ohm.
Dielectric withstanding voltage:
Sea level: 1,000 volts rms.
High altitude: 300 volts rms.
Current rating: 5.0 amperes maximum in accordance with contact.
Example of Part or Identifying Number (PIN):
M55302/61
A
10
Basic number of
Type of terminal
Number of
specification
(see figure 1)
contacts
sheet
A = dip terminal .109 long
B = dip terminal .140 long
C = dip terminal .172 long
4
For Parts Inquires submit RFQ to Parts Hangar, Inc.
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business