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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-C-397843
Resistor, Variable, Nonwire Wound,
Part NumberSM-C-397843
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-681-5338 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Section Quantity2
Device Design TypeNONTURN AT 9:00 OCLOCKUNABLE TO DECODE
Rotary Actuator Travel In Angular295.0 NOMINAL
Ambient Temp In Deg Celsius Per Se120.0 ALL SECTIONS
First Flat Length0.375 INCHES NOMINAL
Actuator TypeSINGLE SHAFT
Reliability IndicatorNOT ESTABLISHED
Shaft Length0.625 INCHES NOMINAL
Screw Thread Series DesignatorUNEF
Screw Thread Quantity Per Inch32.0
Screw Thread Diameter0.375 INCHES NOMINAL
Vendor Part NumbersSMB397843
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-397843 available?
We can source SM-C-397843 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-397843 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-397843 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-397843?
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-397843?
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.