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Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SMC500458
Switch, Thermostatic
Part NumberSMC500458
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-866-5876 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Temp Sensing Element TypeINTERNAL SENSOR
Terminal TypeWIRE LEAD
Style DesignatorDISC
Frequency In Hertz60.0 SECOND VOLTAGE
Contact Stimulus Rating60.00 ACTUATION POINT NOMINAL DEGREES CELSIUS AND 49.00 DEACTUATION POINT NOMINAL DEGREES CELSIUS AND 10.00 DIFFERENTIAL
Mounting MethodTHREADED STUD(S)
Operating Temp Rating125.0 CELSIUS MAXIMUM AND -55.0 CELSIUS MINIMUM
Features ProvidedHERMETICALLY SEALED CASE
Thread Length0.257 INCHES MAXIMUM ALL THREADED STUD
Contact Load Current Rating4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Vendor Part Numbers666274-532
Cancelled NSN5930-00-847-8874 (cancelled)
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 SMC500458 available?
We can source SMC500458 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 SMC500458 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 SMC500458 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 SMC500458?
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 SMC500458?
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.