MIL-DTL-15370J
3.4.3.1 Connector metal parts. Unless otherwise specified (see 3.1), the male center contact pins shall be
captivated and made of corrosion-resisting steel or beryllium copper. Corrosion-resisting steel pins shall be type 302
or type 304 in accordance with SAE-AMS-QQ-S-763, or type 303 in accordance with ASTM-A582/A582M. Beryllium
copper pins shall conform to ASTM-B194, ASTM-B196/B196M, or ASTM-B197/B197M, whichever is applicable and
shall be silver plated in accordance with ASTM-B700 or gold plated in accordance with SAE-AMS-2422, type II, class
1. The female center contact pins shall be captivated and made of beryllium copper in accordance with ASTM-B194,
ASTM-B196/B196M, or ASTM-B197/B197M and silver plated in accordance with ASTM-B700, or gold plated in
accordance with SAE-AMS-2422, type II, class 1. All other connector parts and finishes shall be in accordance with
3.4.4 Printed-circuit connectors. Printed-circuit connectors shall conform to MIL-DTL-55302.
3.4.5 External leads. Unless otherwise specified, external lead connections shall be a chemical composition
3.4.6 Socket pins. Socket pins shall conform to MIL-H-28719.
3.4.7 Terminals. Terminals shall conform to A-A-59126.
3.4.8 Headers. Headers shall conform to MIL-H-28719.
3.4.9 Epoxy. The use of epoxy shall be restricted to the following:
a.
Impregnation of couplers to seal porous casting and braze joints after brazing.
b.
Repair of pin-hole type leaks.
c.
Component staking.
d.
Cavity encapsulation.
e.
Printed-circuit (PC) board and component attachment.
f.
PC board material.
g.
Capture of connector parts.
h.
Sealing for moisture and EMI seal.
3.4.10 Housing. The housing shall be sealed to prevent entry of moisture and leakage of radiated electromagnetic
interference (EMI).
3.4.11 Finish. Unless otherwise specified (see 3.1), finish shall be as specified in 3.4.11.1 through 3.4.11.3 (see
3.3.14).
3.4.11.1 RF mating surfaces. Mating surfaces shall be finished in gold, silver, or tin in accordance with SAE-AMS-
2422, or passivated stainless steel. The minimum thickness for gold and nickel plating shall be 10 microinches and
30 microinches, respectively. Nickel shall be used only when requirements can not be met using other materials.
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