William S Guttenberg · Electronic Components
A21199
Switch, Rotary
Part NumberA21199
ManufacturerWilliam S Guttenberg
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-581-4272 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Overall Width4.125 INCHES NOMINAL
Switch Actuator Indexing Position3 SINGLE ACTUATOR
Thread Quantity Per Inch20 SINGLE MOUNTING FACILITY
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Switch Actuator Positioning Increm90.0 DEGREES SINGLE ACTUATOR
Shaft TypeROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR
Mounting Facility Circle Radius1.609 INCHES NOMINAL SINGLE MOUNTING FACILITY
Shaft Diameter0.375 INCHES NOMINAL SINGLE ACTUATOR
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Contact Load Current Rating30.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Overall Height4.125 INCHES NOMINAL
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 A21199 available?
We can source A21199 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 A21199 by William S Guttenberg obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A21199 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 A21199?
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 A21199?
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.