MIL-SPEC · Electronic Components
S3JM2
Switch, Rotary
Part NumberS3JM2
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-007-1740 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Test Data Document81349-MIL-S-21604 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION FRONT
Features ProvidedACTUATOR KNOB
Criticality Code JustificationFEAT
Contact Voltage Rating In Volts125.0 AC AT SEA LEVEL
Pole Quantity1 EACH SECTION FRONT
Mounting Facility Circle Radius1.625 INCHES NOMINAL SINGLE MOUNTING FACILITY
Terminal TypeTAB W/SCREW
Thread Quantity Per Inch24 SINGLE MOUNTING FACILITY
Thread Class2B SINGLE MOUNTING FACILITY
Switch Actuator Stop Device TypeADJUSTABLE STOP 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 S3JM2 available?
We can source S3JM2 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 S3JM2 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S3JM2 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 S3JM2?
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 S3JM2?
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.