Electro Switch Corp. · Electronic Components
257101F4X
Switch, Rotary
Part Number257101F4X
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-484-7560 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Pole Quantity1 SECOND SECTION REAR
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Throw Quantity4 FOURTH SECTION REAR
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Contact Switching ActionMAKES BEFORE BREAKS EACH SECTION FRONT
Individual Section Quantity4
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Nonturn Device TypeTAB AT 3:00 OCLOCK
Switch Actuator Positioning Increm90.0 DEGREES SINGLE ACTUATOR
Shaft Flat Slot Angular Location270.0 DEGREES FROM NONTURN DEVICE SINGLE ACTUATOR
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
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 257101F4X available?
We can source 257101F4X 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 257101F4X by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 257101F4X 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 257101F4X?
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 257101F4X?
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.