US Army Aviation and Missile Command · Electronic Components
40163-91251
Relay, Electromagnetic
Part Number40163-91251
ManufacturerUS Army Aviation and Missile Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-419-6165 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Main Contact Maximum Voltage Ratin120.0 AC
Winding Dc Resistance Rating472.0 OHMS NOMINAL FIRST WINDING
Nonpile Up Main Contact Arrangemen3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Mounting Facility Type And Quantit11 TERMINAL SINGLE MOUNTING FACILITY
Time Delay0.010 SECONDS NOMINAL FIXED RELEASE TIME
Main Contact Load Current Rating A10.0 AMPERES DC RESISTIVE LOAD
Precious Material And LocationTERMINAL SURFACES SILVER
Precious MaterialSILVER
Overall Height1.906 INCHES MAXIMUM
Duty TypeCONTINUOUS
Coil Quantity1
Vendor Part NumbersKUP12D1524
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 40163-91251 available?
We can source 40163-91251 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 40163-91251 by US Army Aviation and Missile Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 40163-91251 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 40163-91251?
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 40163-91251?
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.