Lockheed Martin Corporation · Electronic Components
747523
Relay, Thermal
Part Number747523
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-539-5045 (NSN)
Federal Item NameRELAY,THERMAL
Federal Supply Class5945 — Relays and Solenoids
Heater Power Rating In Watts4.0
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S)
Heater Voltage Rating In Volts115.0
Contact Maximum Voltage Rating In115.0 AC AND 28.0 DC
Delay Time In Seconds2.0 FIXED OPERATE MINIMUM AND 8.0 FIXED OPERATE MAXIMUM
Contact ArrangementSINGLE POLE, DOUBLE THROW
Overall Height2.375 INCHES NOMINAL
Contact Maximum Current Rating In3.0 AC OR 1.0 DC
Environmental ProtectionHERMETIC
Overall Length1.375 INCHES NOMINAL
Overall Width1.000 INCHES NOMINAL
Cancelled NSN5945-00-073-3580 (cancelled)
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
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 747523 available?
We can source 747523 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 747523 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 747523 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 747523?
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 747523?
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.