Marine Electric Systems Inc. · Electronic Components
R277
Relay, Electromagnetic
Part NumberR277
ManufacturerMarine Electric Systems Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-833-3283 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Center To Center Distance Between2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Height1.563 INCHES NOMINAL
Mounting Facility PatternDIAGONAL SINGLE MOUNTING FACILITY
Terminal Type And Quantity5 PIN ALL FUNCTIONS
Unthreaded Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Nominal Operating Current Rating A0.5 AMPERES DC SINGLE WINDING
Overall Length2.625 INCHES NOMINAL
Winding Dc Resistance Rating11.4 KILOHMS NOMINAL SINGLE WINDING
Winding Quantity1
Vendor Part Numbers26650-1032, 0498021-1
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 R277 available?
We can source R277 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 R277 by Marine Electric Systems Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R277 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 R277?
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 R277?
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.