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Electro Switch Corp.  · Electronic Components

124103LF

Switch, Rotary

Part Number124103LF
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Individual Section Quantity3
Longest Horizontal Distance Betwee2.281 INCHES NOMINAL SECOND MOUNTING FACILITY
Thread Series DesignatorUNEF FIRST MOUNTING FACILITY
Nominal Thread Size0.625 INCHES FIRST MOUNTING FACILITY
Longest Vertical Distance Between2.281 INCHES NOMINAL SECOND MOUNTING FACILITY
Square Shaft Size0.375 INCHES NOMINAL SINGLE ACTUATOR
Style DesignatorTAP, CIRCUIT SELECTOR
Thread Quantity Per Inch20 SECOND MOUNTING FACILITY
Contact Voltage Rating In Volts500.0 AC AT SEA LEVEL
Overall Length5.219 INCHES NOMINAL
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Vendor Part Numbers1388F46-FIND 19
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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

Frequently asked

Is 124103LF available?
We can source 124103LF 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 124103LF by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 124103LF 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 124103LF?
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 124103LF?
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.