Naval Sea Systems Command · Electronic Components
5187331
Contact, Electrical
Part Number5187331
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-366-0177 (NSN)
Federal Item NameCONTACT,ELECTRICAL
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Diameter0.048 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
Overall Length0.375 INCHES NOMINAL
Mounting MethodTERMINAL
Precious Material And Weight0.005 GOLD GRAINS, TROY
Precious Material And LocationBODY AND CONTACT SURFACES GOLD
Surface Treatment Document And ClaMIL-C-14550,CLASS 4 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-G-45204,TYPE I,GRADE C,CLASS 2 MIL SPEC 2ND TREATMENT RESPO
MaterialCOPPER ALLOY BODY AND CONTACT
Surface TreatmentCOPPER AND GOLD BODY AND CONTACT
Style DesignatorCYLINDRICAL SHAPE
Terminal Type And Quantity1 CRIMP END OPPOSITE CONTACT
Precious MaterialGOLD
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 5187331 available?
We can source 5187331 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 5187331 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5187331 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 5187331?
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 5187331?
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.