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1231
Janco Corporation · Electronic Components
1231
Switch, Push
Part Number1231
ManufacturerJanco Corporation
AvailabilityAvailable to order
Specifications
NSN5930-00-755-3540 (NSN)
Federal Item NameSWITCH,PUSH
Federal Supply Class5930 — Switches
Maximum Voltage Rating In Volts28.0 DC
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, DOUBLE BREAK, MOMENTARY ACTION SINGLE SWITCH UNIT
Contact Load Current Rating At Max50.000 AMPERES RESISTIVE DC
Terminal Type And Quantity2 THREADED STUD
Inclosure TypeFULLY INCLOSED
Mounting MethodINTEGRAL
Cancelled NSN5930-00-805-6272 (cancelled)
Mating End Quantity1
ESD/EMICode A — ESD/EMI sensitive item
MaterialIRON MALLEABLE
Outside Diameter4.875 INCHES NOMINAL SINGLE END
Overall Length1.094 INCHES NOMINAL
Style DesignatorGROUNDING
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 1231 in stock?
We can source 1231 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 1231 by Janco Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1231 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 1231?
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 1231?
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.