Kearfott · Electronic Components
123157-5
Switch, Thermostatic
Part Number123157-5
ManufacturerKearfott
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-583-7301 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Style DesignatorDISC
Operating Temp Rating-100.0 CELSIUS MAXIMUM
Distance Between Mounting Facility0.750 INCHES NOMINAL
Contact Voltage Rating In Volts30.0 DC AT SEA LEVEL THIRD VOLTAGE
Contact Load Current Rating3.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE
Contact Stimulus Rating37.00 ACTUATION POINT NOMINAL DEGREES CELSIUS AND 27.00 DEACTUATION POINT NOMINAL DEGREES CELSIUS AND 10.00 DIFFERENTIAL
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Mounting MethodBASE
Overall Diameter0.625 INCHES MINIMUM AND 0.655 INCHES MAXIMUM
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Contact Action StimulusINCREASE
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 123157-5 available?
We can source 123157-5 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 123157-5 by Kearfott obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 123157-5 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 123157-5?
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 123157-5?
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.