Electro Switch Corp. · Electronic Components
121908LA
Switch, Rotary
Part Number121908LA
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-409-3500 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Nominal Thread Size0.190 INCHES SINGLE MOUNTING FACILITY
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Operating Temp Range-65.0 TO 85.0 CELSIUS
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Mounting MethodTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Thread Quantity Per Inch24 SINGLE MOUNTING FACILITY
Overall Height2.500 INCHES NOMINAL
Features ProvidedACTUATOR KNOB
Vendor Part NumbersR9034008100
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 121908LA available?
We can source 121908LA 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 121908LA by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 121908LA 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 121908LA?
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 121908LA?
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.