Electro Switch Corp. · Electronic Components
3SR2E2
Switch, Rotary
Part Number3SR2E2
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-669-7490 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Shaft Length0.875 INCHES NOMINAL SINGLE ACTUATOR
Switch Actuator Indexing Position4 SINGLE ACTUATOR
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION FRONT
Individual Section Quantity4
Features ProvidedACTUATOR KNOB
Mounting Facility PatternFOUR POSITION CIRCULAR SINGLE MOUNTING FACILITY
Thread Quantity Per Inch20 SINGLE MOUNTING FACILITY
Nominal Thread Size0.250 INCHES SINGLE MOUNTING FACILITY
Mounting MethodBASE SINGLE MOUNTING FACILITY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Shaft Diameter0.312 INCHES NOMINAL SINGLE ACTUATOR
Vendor Part Numbers1194307-21, 8572-866PC35, 75728-58X3PC11, 501-1437422PC27
Rotor Through Connection Quantity1 EACH SECTION
Test Data Document81349-MIL-S-15291 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Style DesignatorTAP, CIRCUIT SELECTOR
Contact Voltage Rating In Volts500.0 AC AT SEA LEVEL
Throw Quantity3 EACH SECTION FRONT
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Hazardous Locations EnvironmentalEXPLOSION PROOF
Operating Temp Range-65.0 TO 125.0 CELSIUS
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 3SR2E2 available?
We can source 3SR2E2 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 3SR2E2 by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3SR2E2 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 3SR2E2?
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 3SR2E2?
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.