Electro Switch Corp. · Electronic Components
87940F1
Switch, Rotary
Part Number87940F1
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-583-2734 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Nonturn Device TypeTAB AT 3:00 OCLOCK
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Nonturn Device Radius0.531 INCHES NOMINAL AT 3:00 OCLOCK
Overall Length1.156 INCHES NOMINAL
Terminal TypeTAB, SOLDER LUG
Thread Length0.281 INCHES NOMINAL SINGLE MOUNTING FACILITY
First Flat Length0.250 INCHES NOMINAL SINGLE ACTUATOR
Overall Height1.312 INCHES NOMINAL
Switch Actuator Indexing Position4 SINGLE ACTUATOR
Contact Switching ActionBREAKS BEFORE MAKES SINGLE SECTION REAR
Vendor Part NumbersSMC328380
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 87940F1 available?
We can source 87940F1 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 87940F1 by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 87940F1 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 87940F1?
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 87940F1?
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.