Bae Systems Information And Electronic Systems Integration Inc. · Electronic Components
53-21
Switch, Rotary
Part Number53-21
ManufacturerBae Systems Information And Electronic Systems Integration Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-258-5424 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Switch Actuator Indexing Position12 SINGLE ACTUATOR
Pole Quantity1 SINGLE SECTION FRONT
Individual Section Quantity1
Rotor Through Connection Quantity2 EACH SECTION
First Flat Length0.312 INCHES NOMINAL SINGLE ACTUATOR
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Throw Quantity12 SINGLE SECTION REAR
Switch Actuator Positioning Increm30.0 DEGREES SINGLE ACTUATOR
Flat Height0.219 INCHES NOMINAL SINGLE ACTUATOR
Vendor Part Numbers650742
Cancelled NSN5930-00-636-3677 (cancelled)
Pin Diameter0.042 INCHES NOMINAL
MaterialCOPPER ALLOY BODY AND CONTACT
Surface TreatmentGOLD AND COPPER BODY AND CONTACT
Precious MaterialGOLD
Terminal Type And Quantity1 THREADED HOLE AXIALLY AT ONE END
Pin Length0.375 INCHES NOMINAL
Material Document And ClassificatiQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT
Surface Treatment Document And ClaMIL-G-45204,TYPE 2,CLASS 1 MIL SPEC 1ST TREATMENT RESPONSE BODY AND CONTACT
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 53-21 available?
We can source 53-21 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 53-21 by Bae Systems Information And Electronic Systems Integration Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 53-21 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 53-21?
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 53-21?
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.