Illinois Tool Works · Electronic Components
21AB12
Switch, Rotary
Part Number21AB12
ManufacturerIllinois Tool Works
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-065-2682 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Nonturn Device Radius0.250 INCHES NOMINAL AT 12:00 OCLOCK
Terminal TypeTAB, SOLDER LUG
Pole Quantity1 EACH SECTION FRONT
Overall Length2.000 INCHES NOMINAL
Shaft TypeROUND SINGLE ACTUATOR
Switch Actuator Indexing Position12 SINGLE ACTUATOR
Nonturn Device TypePIN AT 12:00 OCLOCK
Nominal Thread Size0.250 INCHES SINGLE MOUNTING FACILITY
Individual Section Quantity2
Overall Diameter0.820 INCHES NOMINAL
Precious Material And LocationCONTACT SURFACES GOLD
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 21AB12 available?
We can source 21AB12 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 21AB12 by Illinois Tool Works obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21AB12 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 21AB12?
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 21AB12?
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.