Electro Switch Corp. · Electronic Components
77203LK
Switch, Rotary
Part Number77203LK
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-690-9435 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Overall Diameter2.000 INCHES NOMINAL
Pole Quantity1 EACH SECTION PERIPHERY
Contact Voltage Rating In Volts125.0 AC AT SEA LEVEL
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Terminal TypeSCREW
Individual Section Quantity3
Features ProvidedACTUATOR KNOB
Thread Length0.469 INCHES NOMINAL SINGLE MOUNTING FACILITY
Switch Actuator Positioning Increm45.0 DEGREES SINGLE ACTUATOR
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
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 77203LK available?
We can source 77203LK 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 77203LK by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 77203LK 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 77203LK?
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 77203LK?
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.