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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-B-526657-1
Relay, Electromagnetic
Part NumberSM-B-526657-1
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-948-6445 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Environmental ProtectionHERMETIC
Overall Length1.588 INCHES MAXIMUM
Winding Quantity1
Nominal Operating Current Rating A10.0 MILLIAMPERES DC SINGLE WINDING
Mounting Facility Type And Quantit1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Main Contact Maximum Voltage Ratin30.0 AC AND 30.0 DC
Winding Dc Resistance Rating1.0 KILOHMS NOMINAL SINGLE WINDING
Nonpile Up Main Contact Arrangemen1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Time Delay0.015 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME
Overall Width0.800 INCHES MAXIMUM
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 SM-B-526657-1 available?
We can source SM-B-526657-1 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 SM-B-526657-1 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-B-526657-1 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 SM-B-526657-1?
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 SM-B-526657-1?
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.