Electro Switch Corp. · Electronic Components
257349A2
Switch, Rotary
Part Number257349A2
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-410-7383 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Contact Voltage Rating In Volts115.0 AC AT SEA LEVEL
Precious MaterialGOLD
Individual Section Quantity2
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Precious Material And LocationCONTACTS AND TERMINAL TAB SURFACES GOLD
Test Data Document81349-MIL-S-3786 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Pole Quantity1 FIRST SECTION REAR
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR
First Flat Length0.280 INCHES NOMINAL SINGLE ACTUATOR
Overall Width1.000 INCHES MAXIMUM
Vendor Part Numbers134194-0003
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 257349A2 available?
We can source 257349A2 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 257349A2 by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 257349A2 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 257349A2?
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 257349A2?
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.