Boeing Commercial Airplane Co Boeing Co Portland · Electronic Components
R400-2C2-5K
Relay, Electromagnetic
Part NumberR400-2C2-5K
ManufacturerBoeing Commercial Airplane Co Boeing Co Portland
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-837-2453 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Center To Center Distance Between0.972 INCHES NOMINAL SINGLE MOUNTING FACILITY
Coil Quantity1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Overall Height1.780 INCHES NOMINAL
Mounting Facility Type And Quantit2 THREADED STUD(S) SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Overall Width0.970 INCHES NOMINAL
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY
Nonpile Up Main Contact Arrangemen2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Winding Dc Resistance Rating2.5 KILOHMS NOMINAL SINGLE WINDING
Mounting Facility PatternDIAGONAL SINGLE MOUNTING FACILITY
Vendor Part Numbers2493817
Cancelled NSN5945-00-021-2198 (cancelled)
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 R400-2C2-5K available?
We can source R400-2C2-5K 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 R400-2C2-5K by Boeing Commercial Airplane Co Boeing Co Portland obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R400-2C2-5K 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 R400-2C2-5K?
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 R400-2C2-5K?
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.