Champion Industries Inc. · Electronic Components
21103
Switch, Thermostatic
Part Number21103
ManufacturerChampion Industries Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-399-5018 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Overall Width5.125 INCHES NOMINAL
Basic Shape StyleRECTANGULAR OR SQUARE
Overall Height1.875 INCHES NOMINAL
Overall Length5.375 INCHES NOMINAL
Inside Diameter0.750 INCHES NOMINAL FIRST END
Style DesignatorSTANDARD
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 21103 available?
We can source 21103 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 21103 by Champion Industries Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21103 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 21103?
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 21103?
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.