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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-A-858457
Reactor — Coils and Transformers
Part NumberSM-A-858457
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-121-4322 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Winding Quantity1 SINGLE COMPONENT
Body Outside Diameter0.406 INCHES MINIMUM AND 0.468 INCHES MAXIMUM
Terminal Type And Quantity2 PIN
Reliability IndicatorNOT ESTABLISHED
Dc Resistance Rating In Ohms49.000 SINGLE COMPONENT SINGLE WINDING
Maximum Operating Temp105.0 CELSIUS
Inductance Rating15.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Frequency Rating1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Inductance TypeFIXED
Body Length0.281 INCHES MAXIMUM
Mounting MethodTERMINAL SINGLE GROUP
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-A-858457 available?
We can source SM-A-858457 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-A-858457 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-A-858457 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-A-858457?
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-A-858457?
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.