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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-C-500238
Resistor, Variable, Nonwire Wound,
Part NumberSM-C-500238
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-764-2120 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
First Flat Length0.250 INCHES NOMINAL
Resistance Tolerance Per Section I-10.0 TO 10.0 SINGLE SECTION
Mounting Bushing Length0.406 INCHES NOMINAL
Power Dissipation Rating Per Secti1.125 FREE AIR SINGLE SECTION
Body Length0.625 INCHES MAXIMUM
Shaft StyleROUND, FLATTED
Electrical Resistance Per Section2.5 KILOHMS SINGLE SECTION
Screw Thread Series DesignatorUNEF
Shaft Length0.718 INCHES NOMINAL
Ambient Temp In Deg Celsius Per Se120.0 SINGLE SECTION
Rotary Actuator Travel In Angular312.0 NOMINAL
Vendor Part Numbers666092-811
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-C-500238 available?
We can source SM-C-500238 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-C-500238 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-C-500238 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-C-500238?
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-C-500238?
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.