NAVAIR/NAVSEA Design Activity · Electronic Components
1667921-1
Relay, Electromagnetic
Part Number1667921-1
ManufacturerNAVAIR/NAVSEA Design Activity
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-954-4487 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Duty TypeCONTINUOUS
Center To Center Distance Between1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY
Winding Quantity1
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Coil Quantity1
Main Contact Load Current Rating A5.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD
Winding Dc Resistance Rating700.0 OHMS NOMINAL SINGLE WINDING
Overall Width1.672 INCHES MAXIMUM
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Nonpile Up Main Contact Arrangemen4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
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 1667921-1 available?
We can source 1667921-1 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 1667921-1 by NAVAIR/NAVSEA Design Activity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1667921-1 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 1667921-1?
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 1667921-1?
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.