Lockheed Martin Corporation · Electronic Components
345A431
Relay, Electromagnetic
Part Number345A431
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-778-5090 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Center To Center Distance Between4.500 INCHES NOMINAL SINGLE MOUNTING FACILITY
Storage TypeGENERAL PURPOSE WAREHOUSE
Features ProvidedLATCHING CONTACTS
Duty TypeCONTINUOUS
Cubic Measure157.138 CUBIC INCHES
Winding Quantity2
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Fragility FactorMODERATELY RUGGED
Coil Quantity2
Environmental ProtectionDUSTPROOF
Nonpile Up Main Contact Arrangemen1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Vendor Part Numbers31D2720G3
Cancelled NSN5945-00-332-2014 (cancelled)
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 345A431 available?
We can source 345A431 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 345A431 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 345A431 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 345A431?
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 345A431?
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.