MIL-SPEC · Electronic Components
S1JR20
Switch, Rotary
Part NumberS1JR20
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-259-8847 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Overall Width2.812 INCHES NOMINAL
Overall Height2.812 INCHES NOMINAL
Overall Length10.906 INCHES NOMINAL
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Shaft TypeRECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Style DesignatorTAP, SQUARE FRAME
Mounting MethodBRACKET(S) SINGLE MOUNTING FACILITY
Shaft Length1.344 INCHES NOMINAL SINGLE ACTUATOR
Pole Quantity1 EACH SECTION FRONT
Knob Manufacturer Code80064
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 S1JR20 available?
We can source S1JR20 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 S1JR20 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S1JR20 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 S1JR20?
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 S1JR20?
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.