Boeing Commercial Airplane Co Boeing Co Portland · Electronic Components
R808-4A5K1
Relay, Electromagnetic
Part NumberR808-4A5K1
ManufacturerBoeing Commercial Airplane Co Boeing Co Portland
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-053-1451 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Duty TypeCONTINUOUS
Overall Width0.460 INCHES NOMINAL
Coil Quantity1
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Time Delay0.01 SECONDS NOMINAL FIXED OPERATE TIME
Center To Center Distance Between1.200 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Winding Quantity1
Unthreaded Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE MOUNTING FACILITY
Winding Dc Resistance Rating5.0 KILOHMS NOMINAL SINGLE WINDING
Overall Height1.120 INCHES NOMINAL
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 R808-4A5K1 available?
We can source R808-4A5K1 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 R808-4A5K1 by Boeing Commercial Airplane Co Boeing Co Portland obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R808-4A5K1 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 R808-4A5K1?
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 R808-4A5K1?
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.