Cmc Electronics Inc. · Electronic Components
3173-343
Switch, Rotary
Part Number3173-343
ManufacturerCmc Electronics Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-953-3098 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Thread Length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY
Pole Quantity2 EACH SECTION REAR
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Switch Actuator Momentary PositionCLOCKWISE SINGLE ACTUATOR
Terminal TypeTAB, SOLDER LUG
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Individual Section Quantity2
First Flat Length0.313 INCHES NOMINAL SINGLE ACTUATOR
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 3173-343 available?
We can source 3173-343 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 3173-343 by Cmc Electronics Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3173-343 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 3173-343?
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 3173-343?
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.