Lockheed Martin Corporation · Electronic Components
C9257-5
Contact, Electrical
Part NumberC9257-5
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-229-3089 (NSN)
Federal Item NameCONTACT,ELECTRICAL
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Length1.700 INCHES MAXIMUM
Overall Diameter0.154 INCHES MINIMUM AND 0.160 INCHES MAXIMUM
Precious Material And LocationBODY AND CONTACT SURFACES GOLD
Terminal Type And Quantity1 CRIMP END OPPOSITE CONTACT
Surface TreatmentGOLD AND NICKEL BODY AND CONTACT
MaterialCOPPER ALLOY BODY AND CONTACT
Precious Material And Weight0.005 GOLD GRAINS, TROY
Precious MaterialGOLD
Style DesignatorPIN CONTACT
Surface Treatment Document And ClaMIL-G-45204 TYPE II CLASS O MIL SPEC 1ST TREATMENT RESPONSE BODY AND CONTACT
Material Document And ClassificatiQQ-B-613,ALLOY 260 FED SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT
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 C9257-5 available?
We can source C9257-5 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 C9257-5 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If C9257-5 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 C9257-5?
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 C9257-5?
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.