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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-C-192738
Switch, Rotary
Part NumberSM-C-192738
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-383-5447 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Contact Load Current Rating3.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Precious MaterialSILVER
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Contact Switching ActionBREAKS BEFORE MAKES FIRST SECTION REAR
Precious Material And LocationCONTACTS SILVER AND ROTOR BLADE SILVER
Shaft Diameter0.248 INCHES NOMINAL SINGLE ACTUATOR
Nonturn Device TypeTAB AT 3:00 OCLOCK
Throw Quantity8 FIRST SECTION REAR
Thread Length0.250 INCHES MAXIMUM SINGLE MOUNTING FACILITY
Vendor Part Numbers4MLWC2, 30160-4MLRC2
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-192738 available?
We can source SM-C-192738 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-192738 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-192738 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-192738?
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-192738?
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.