Naval Sea Systems Command · Electronic Components
401-6558714 ITEM 1-56
Connector, Receptacle, Electrical
Part Number401-6558714 ITEM 1-56
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-321-4955 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Length4.350 INCHES NOMINAL
Overall Width0.250 INCHES NOMINAL
Contact Material Document And ClasQQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTA
Precious MaterialGOLD
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Environmental ProtectionVIBRATION RESISTANT AND SHOCK RESISTANT AND SALT WATER RESISTANT AND HUMIDITY RESISTANT AND THERMAL SHOCK RESISTANT AND
Insert Material Document And ClassMIL-M-14G,TY MFH MIL SPEC ALL MATERIAL RESPONSES SINGLE MATING END
Connector Locking MethodFRICTION
Operating Temp Rating-65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material And LocationCONTACT SURFACES GOLD
Vendor Part NumbersWTB70SACSY
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 401-6558714 ITEM 1-56 available?
We can source 401-6558714 ITEM 1-56 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 401-6558714 ITEM 1-56 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 401-6558714 ITEM 1-56 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 401-6558714 ITEM 1-56?
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 401-6558714 ITEM 1-56?
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.