MIL-SPEC · Electronic Components
M55302/128-AM1B
Connector, Receptacle, Electrical
Part NumberM55302/128-AM1B
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-332-1065 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Precious Material And LocationCONTACT SURFACES GOLD
Test Data Document81349-MIL-C-55302 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Operating Temp Rating-65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM
Precious Material And Weight0.026 GOLD GRAINS, TROY
Connector Locking MethodFRICTION
Contact Material Document And ClasQQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-750 FED SPEC SINGLE M
Included Contact TypeFLAT SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Terminal TypePRINTED CIRCUIT SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement Style2 ROWS OF CONTACTS NON-INSERTED BOARD SINGLE MATING END
Precious MaterialGOLD
Contact Surface Treatment DocumentMIL-G-45204,TY 2,CL 1,GRADE C MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,CL 2 FED SPEC 2ND TREATMENT RESPONSE SINGLE
Cancelled NSN5935-01-214-0678 (cancelled)
ESD/EMICode A — ESD/EMI sensitive item
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is M55302/128-AM1B available?
We can source M55302/128-AM1B even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is M55302/128-AM1B by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M55302/128-AM1B has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like M55302/128-AM1B?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for M55302/128-AM1B?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.