Raytheon · Electronic Components
537443-1
Relay, Electromagnetic
Part Number537443-1
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-169-3795 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Height0.410 INCHES MAXIMUM
Overall Length0.830 INCHES MAXIMUM
Nonpile Up Main Contact Arrangemen2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Winding Dc Resistance Rating1.45 KILOHMS NOMINAL SINGLE WINDING
Time Delay0.004 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Duty TypeCONTINUOUS
Main Contact Load Current Rating A750.0 MILLIAMPERES AC AND 1.0 AMPERES DC RESISTIVE LOAD
Winding Quantity1
Environmental ProtectionDUSTPROOF
Vendor Part Numbers442-8004
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 537443-1 available?
We can source 537443-1 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 537443-1 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 537443-1 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 537443-1?
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 537443-1?
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.