Boeing Commercial Airplane Co Boeing Co Portland · Electronic Components
R800-4A2-5K1
Relay, Electromagnetic
Part NumberR800-4A2-5K1
ManufacturerBoeing Commercial Airplane Co Boeing Co Portland
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-402-1566 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Height0.410 INCHES MAXIMUM
Duty TypeCONTINUOUS
Main Contact Load Current Rating A1.0 AMPERES AC AND 2.0 AMPERES DC RESISTIVE LOAD
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Nominal Operating Current Rating A4.8 MILLIAMPERES DC SINGLE WINDING
Time Delay0.017 SECONDS MAXIMUM FIXED OPERATE TIME
Nonpile Up Main Contact Arrangemen2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Mounting Facility Type And Quantit1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Overall Length1.281 INCHES MAXIMUM
Winding Quantity1
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 R800-4A2-5K1 available?
We can source R800-4A2-5K1 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 R800-4A2-5K1 by Boeing Commercial Airplane Co Boeing Co Portland obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R800-4A2-5K1 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 R800-4A2-5K1?
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 R800-4A2-5K1?
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.