Electro Switch Corp. · Electronic Components
123910LN
Switch, Rotary
Part Number123910LN
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-289-9901 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Contact Voltage Rating In Volts500.0 AC AT SEA LEVEL
Throw Quantity3 EACH SECTION REAR
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Mounting Facility Circle Radius1.609 INCHES NOMINAL SECOND MOUNTING FACILITY
Nominal Thread Size0.250 INCHES SINGLE MOUNTING FACILITY
Switch Actuator Positioning Increm90.0 DEGREES SINGLE ACTUATOR
Contact Load Current Rating30.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Overall Height4.125 INCHES NOMINAL
Style DesignatorTAP, CIRCUIT SELECTOR
Overall Length6.594 INCHES NOMINAL
Mounting MethodBRACKET(S) AND THREADED HOLE(S) 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 123910LN available?
We can source 123910LN 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 123910LN by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 123910LN 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 123910LN?
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 123910LN?
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.