Northrop Grumman Systems Corp. · Electronic Components
K31374
Connector, Receptacle, Electrical
Part NumberK31374
ManufacturerNorthrop Grumman Systems Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-257-9729 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Included Contact TypeROUND PIN SINGLE MATING END ALL CONTACT GROUPINGS
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNEF
Nominal Thread Size1.250 INCHES
Contact Maximum Dc Voltage Rating700.0 SINGLE MATING END ALL CONTACT GROUPINGS
Insert MaterialPLASTIC SINGLE MATING END
Overall Diameter1.156 INCHES NOMINAL
Threaded Device TypeMOUNTING HOLE
Included Contact Quantity4 SINGLE MATING END ALL CONTACT GROUPINGS
Mating End Quantity1
Overall Length0.969 INCHES NOMINAL
Vendor Part NumbersG210596, R8873-2, 1166156, FO1166156, 5L4541-001-39
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 K31374 available?
We can source K31374 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 K31374 by Northrop Grumman Systems Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If K31374 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 K31374?
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 K31374?
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.