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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-A-939634
Reactor — Coils and Transformers
Part NumberSM-A-939634
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-325-7779 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Mounting MethodTERMINAL SINGLE GROUP
Maximum Operating Temp70.0 CELSIUS
Mounting Bolt Circle Diameter0.595 INCHES MINIMUM AND 0.605 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Frequency Rating10.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Winding Operating Current5.0 AMPERES DC MAXIMUM SINGLE COMPONENT ALL WINDING
Winding Quantity2 SINGLE COMPONENT
Terminal Type And Quantity4 PIN
Inductance Rating20.00 MICROHENRIES MINIMUM SINGLE COMPONENT ALL WINDING
Overall Length0.955 INCHES MINIMUM AND 0.965 INCHES MAXIMUM
Rating MethodELECTRICAL SINGLE COMPONENT ALL WINDING
Body Outside Diameter0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
Vendor Part Numbers28890
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-939634 available?
We can source SM-A-939634 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-939634 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-939634 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-939634?
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-939634?
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.