Keysight Technologies · Electronic Components
1251-1031
Connector, Receptacle, Electrical
Part Number1251-1031
ManufacturerKeysight Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-036-9434 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Height0.460 INCHES MAXIMUM
Distance Between Mounting Facility1.530 INCHES MAXIMUM
Overall Width0.340 INCHES MAXIMUM
Unthreaded Mounting Hole Diameter0.143 INCHES MAXIMUM
Terminal TypeTAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING
Overall Length1.790 INCHES MAXIMUM
Contact Surface TreatmentGOLD AND COPPER SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material And LocationCONTACT SURFACES GOLD
Body StyleSTRAIGHT EDGE TYPE W/MOUNTING FLANGE
Included Contact Quantity6 SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement Style1 ROW OF CONTACTS INSERTED BOARD SINGLE MATING END
Vendor Part Numbers91-6906-1501-00
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 1251-1031 available?
We can source 1251-1031 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 1251-1031 by Keysight Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1251-1031 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 1251-1031?
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 1251-1031?
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.