Lockheed Martin Corp. · Electronic Components
72D3-4-2001
Relay, Electromagnetic
Part Number72D3-4-2001
ManufacturerLockheed Martin Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-893-9903 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Center To Center Distance Between1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Width1.500 INCHES NOMINAL
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Overall Height3.810 INCHES NOMINAL
Winding Quantity1
Nonpile Up Main Contact Arrangemen2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Time Delay2.00 SECONDS NOMINAL FIXED RELEASE TIME
Duty TypeCONTINUOUS
Main Contact Maximum Voltage Ratin30.0 AC AND 30.0 DC
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Cancelled NSN5945-00-632-1503 (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 72D3-4-2001 available?
We can source 72D3-4-2001 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 72D3-4-2001 by Lockheed Martin Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 72D3-4-2001 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 72D3-4-2001?
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 72D3-4-2001?
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.