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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir  · Electronic Components

SM-B-528556-2

Relay, Electromagnetic

Part NumberSM-B-528556-2
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Coil Quantity1
Main Contact Load Current Rating A2.0 AMPERES AC AND 2.0 AMPERES DC RESISTIVE LOAD
Duty TypeCONTINUOUS
Nominal Operating Current Rating A6.0 MILLIAMPERES DC SINGLE WINDING
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Mounting Facility Type And Quantit1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Nonpile Up Main Contact Arrangemen2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Winding Dc Resistance Rating2.5 KILOHMS NOMINAL SINGLE WINDING
Environmental ProtectionHERMETIC
Overall Height0.585 INCHES MAXIMUM
Winding Quantity1
Vendor Part NumbersSMB528556-2
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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

Frequently asked

Is SM-B-528556-2 available?
We can source SM-B-528556-2 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-528556-2 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-528556-2 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-528556-2?
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-528556-2?
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.