Naval Ship Systems Command · Electronic Components
475-4903-72124ALT4PC4
Relay, Electromagnetic
Part Number475-4903-72124ALT4PC4
ManufacturerNaval Ship Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-201-8635 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Center To Center Distance Between3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY
Coil Quantity1
Overall Width2.500 INCHES NOMINAL
Duty TypeCONTINUOUS
Overall Length7.000 INCHES NOMINAL
Mounting Facility Type And Quantit2 THREADED STUD(S) SINGLE MOUNTING FACILITY
Thread Class2A SINGLE MOUNTING FACILITY
Operating Voltage Rating And Type250.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Main Contact Maximum Voltage Ratin250.0 DC
Winding Quantity1
Overall Height4.625 INCHES NOMINAL
Vendor Part NumbersF942-1-31M2PC5, 942-1-31X1ALT4PC4
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 475-4903-72124ALT4PC4 available?
We can source 475-4903-72124ALT4PC4 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 475-4903-72124ALT4PC4 by Naval Ship Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 475-4903-72124ALT4PC4 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 475-4903-72124ALT4PC4?
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 475-4903-72124ALT4PC4?
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.