NAVAIR/NAVSEA Design Activity · Electronic Components
1873855-1
Relay, Electromagnetic
Part Number1873855-1
ManufacturerNAVAIR/NAVSEA Design Activity
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-933-1676 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Thread Class2A SINGLE MOUNTING FACILITY
Winding Dc Resistance Rating170.0 OHMS NOMINAL SINGLE WINDING
Overall Height2.010 INCHES NOMINAL
Center To Center Distance Between1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Length1.880 INCHES NOMINAL
Main Contact Load Current Rating A2.0 AMPERES DC INDUCTIVE LOAD
Coil Quantity1
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Duty TypeCONTINUOUS
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
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 1873855-1 available?
We can source 1873855-1 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 1873855-1 by NAVAIR/NAVSEA Design Activity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1873855-1 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 1873855-1?
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 1873855-1?
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.