Keysight Technologies Inc. · Electronic Components
1251-1920
Connector Body, Receptacle, Electr
Part Number1251-1920
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-560-3210 (NSN)
Federal Item NameCONNECTOR BODY,RECEPTACLE,ELECTR
Federal Supply Class5935 — Connectors, Electrical
Overall Height0.859 INCHES NOMINAL0.859 INCHES NOMINAL0.859 INCHES NOMINAL
Environmental ProtectionDUST RESISTANT AND DUST RESISTANT AND DUST RESISTANT AND MOISTURE RESISTANTMOISTURE RESISTANTMOISTURE RESISTANT
Insert MaterialPLASTIC DIALLYL PHTHALATE AND PLASTIC DIALLYL PHTHALATE AND GLASS FIBER AND GLASS FIBER AND PLASTIC EPOXY AND PLAST
Insert Material Document And ClassMIL-M-14, TYPE SDG-F MIL SPEC ALL MATERIAL RESPONSES OR MIL-M-14, TYPE SDG-F MIL SPEC ALL MATERIAL RESPONSES OR MIL-P-
Unthreaded Mounting Hole Diameter0.112 INCHES NOMINAL0.112 INCHES NOMINAL0.112 INCHES NOMINAL
Center To Center Distance Between2.282 INCHES NOMINAL2.282 INCHES NOMINAL2.282 INCHES NOMINAL
Body StyleRECTANGULAR SHAPERECTANGULAR SHAPERECTANGULAR SHAPE
Connector Locking MethodFRICTION AND FRICTION AND FRICTION AND JACKSCREWJACKSCREWJACKSCREW
Contact Position Arrangement Style50 SINGLE MATING END50 SINGLE MATING END50 SINGLE MATING END
Polarization MethodCONTACT AND CONTACT AND CONTACT AND GUIDE PIN/SOCKETGUIDE PIN/SOCKETGUIDE PIN/SOCKET
Overall Width0.875 INCHES NOMINAL0.875 INCHES NOMINAL0.875 INCHES NOMINAL
Vendor Part NumbersMRAC-50P6
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 1251-1920 available?
We can source 1251-1920 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 1251-1920 by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1251-1920 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 1251-1920?
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 1251-1920?
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.