Sensata Technologies · Electronic Components
M1311-251-181
Switch, Thermostatic
Part NumberM1311-251-181
ManufacturerSensata Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-251-0034 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Operating Temp Rating-80.0 FAHRENHEIT MINIMUM AND 550.0 FAHRENHEIT MAXIMUM
Terminal TypeTAB, SOLDER LUG
Style DesignatorDISC W/FLANGE
Overall Height0.500 INCHES MAXIMUM
Body Diameter0.640 INCHES MAXIMUM
Body Height0.315 INCHES NOMINAL
Contact Action StimulusINCREASE
Temp Sensing Element TypeDISC
Mounting MethodBRACKET(S)
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 M1311-251-181 available?
We can source M1311-251-181 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 M1311-251-181 by Sensata Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M1311-251-181 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 M1311-251-181?
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 M1311-251-181?
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.