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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-B-185207-1
Circuit Breaker
Part NumberSM-B-185207-1
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-615-1450 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Body Width1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Terminal Type And Quantity2 COMPRESSION
Storage TypeGENERAL PURPOSE WAREHOUSE
MaterialPLASTIC CASE
Pole Quantity1
Actuator Position DesignationAT POLE ONE
Distance Between Centerlines Of Mo4.349 INCHES MINIMUM AND 4.369 INCHES MAXIMUM
Unthreaded Mounting Hole Diameter0.190 INCHES NOMINAL
Center To Center Distance Between4.349 INCHES MINIMUM AND 4.369 INCHES MAXIMUM
Trip Delay Time In Seconds Per Rat0.350 MINIMUM AT 200 PCT AND 1.000 MAXIMUM AT 200 PCT SINGLE LOCATION
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-185207-1 available?
We can source SM-B-185207-1 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-185207-1 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-185207-1 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-185207-1?
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-185207-1?
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.