Electro Switch Corp. · Electronic Components
124909LM
Switch, Rotary
Part Number124909LM
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-317-3881 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Mounting Facility PatternFOUR POSITION CIRCULAR FIRST MOUNTING FACILITY
Overall Height3.688 INCHES NOMINAL
Mounting Facility Circle Radius1.610 INCHES NOMINAL FIRST MOUNTING FACILITY
Mounting MethodBRACKET(S) AND THREADED HOLE(S) FIRST MOUNTING FACILITY
Contact Voltage Rating In Volts500.0 AC AT SEA LEVEL
Switch Contact Basic DesignNONPILE-UP NONSYMMETRICAL
Switch Actuator Indexing Position2 SINGLE ACTUATOR
Contact Load Current Rating30.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Switch Actuator Positioning Increm90.0 DEGREES SINGLE ACTUATOR
Unthreaded Mounting Hole Diameter0.312 INCHES NOMINAL SECOND MOUNTING FACILITY
Thread Quantity Per Inch20 FIRST 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 124909LM available?
We can source 124909LM 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 124909LM by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 124909LM 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 124909LM?
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 124909LM?
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.