Electro Switch Corp. · Electronic Components
77203LL
Switch, Rotary
Part Number77203LL
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-041-1375 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Switch Actuator Momentary PositionCOUNTERCLOCKWISE SINGLE ACTUATOR
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Contact Voltage Rating In Volts125.0 AC AT SEA LEVEL
Throw Quantity3 EACH SECTION REAR
Thread Length0.469 INCHES NOMINAL SINGLE MOUNTING FACILITY
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Overall Length4.438 INCHES NOMINAL
Shaft TypeROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Contact Switching ActionBREAKS BEFORE MAKES FIRST SECTION REAR
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 77203LL available?
We can source 77203LL 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 77203LL by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 77203LL 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 77203LL?
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 77203LL?
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.