Therm-O-Disc Incorporated · Electronic Components
BC3
Switch, Thermostatic
Part NumberBC3
ManufacturerTherm-O-Disc Incorporated
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-908-7330 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Overall Length2.750 INCHES NOMINAL
Media For Which DesignedGAS OR LIQUID
Mounting MethodFLANGE
Contact Action StimulusINCREASE
Contact Stimulus Rating30.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Contact Voltage Rating In Volts240.0 AC AT SEA LEVEL SINGLE VOLTAGE
Terminal TypeTAB W/SCREW
Overall Width2.125 INCHES NOMINAL
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE
Body Diameter1.703 INCHES NOMINAL
Cancelled NSN5930-00-620-8381 (cancelled)
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 BC3 available?
We can source BC3 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 BC3 by Therm-O-Disc Incorporated obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BC3 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 BC3?
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 BC3?
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.