Westinghouse Electric Corp. · Electronic Components
50FN3
Relay, Electromagnetic
Part Number50FN3
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-237-1271 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Height5.750 INCHES NOMINAL
Overall Width5.500 INCHES NOMINAL
Terminal Type And Quantity8 THREADED STUD ALL FUNCTIONS
Main Contact Load Current Rating A50.0 AMPERES AC RESISTIVE LOAD
Main Contact Maximum Voltage Ratin600.0 AC
Nonpile Up Main Contact Arrangemen3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Duty TypeCONTINUOUS
Nominal Operating Current Rating A0.5 AMPERES AC SINGLE WINDING
Frequency In Hertz50.0 MINIMUM AND 60.0 MAXIMUM
Nominal Thread Size0.250 INCHES SINGLE MOUNTING FACILITY
Winding Quantity1
Vendor Part Numbers875482L, 8A1912REV9
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 50FN3 available?
We can source 50FN3 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 50FN3 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 50FN3 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 50FN3?
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 50FN3?
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.