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Electro Switch Corp.  · Electronic Components

123103LC

Switch, Rotary

Part Number123103LC
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order

Specifications

Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Overall Height4.125 INCHES NOMINAL
Overall Width4.125 INCHES NOMINAL
Knob Manufacturer Code82121
Shaft Diameter0.375 INCHES NOMINAL SINGLE ACTUATOR
Features ProvidedACTUATOR KNOB
Longest Horizontal Distance Betwee2.281 INCHES NOMINAL SINGLE MOUNTING FACILITY
Longest Vertical Distance Between2.281 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Length3.750 INCHES NOMINAL
First Flat Length0.875 INCHES NOMINAL SINGLE ACTUATOR
Style DesignatorTAP, CIRCUIT SELECTOR
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Cancelled NSN5930-00-652-0655 (cancelled)
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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 123103LC in stock?
We can source 123103LC 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 123103LC by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 123103LC 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 123103LC?
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 123103LC?
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.