Amphenol Corp. · Electronic Components
31P103-4
Connector, Plug, Electrical
Part Number31P103-4
ManufacturerAmphenol Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-481-8230 (NSN)
Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Diameter0.385 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
Overall Length1.970 INCHES NOMINAL
Mating End Quantity1
Environmental ProtectionVIBRATION RESISTANT AND SHOCK RESISTANT
Contact Position Arrangement StyleNONSTD SINGLE MATING END
Precious Material And LocationCONTACT PLATING GOLD
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface TreatmentGOLD AND COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Operating Temp Rating-65.0 CELSIUS MINIMUM AND 135.0 CELSIUS MAXIMUM
Contact MaterialBERYLLIUM AND COPPER SINGLE MATING END SINGLE CONTACT GROUPING
Radio Frequency Type Contact Chara50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Vendor Part Numbers30240-21, 922563-22C
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 31P103-4 available?
We can source 31P103-4 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 31P103-4 by Amphenol Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 31P103-4 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 31P103-4?
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 31P103-4?
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.