Telephone Company Of America Incorporated · Electronic Components
A40420
Switch, Rotary
Part NumberA40420
ManufacturerTelephone Company Of America Incorporated
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-548-6080 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Style DesignatorSNAP OR LINE
Individual Section Quantity1
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Precious Material And LocationCONTACTS AND ROTOR BLADES SILVER
Contact Load Current Rating20.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Thread Length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY
Shaft Length0.500 INCHES NOMINAL SINGLE ACTUATOR
Precious MaterialSILVER
Throw Quantity11 SINGLE SECTION FRONT
Switch Actuator Indexing Position11 SINGLE ACTUATOR
Overall Length2.125 INCHES NOMINAL
Vendor Part Numbers212-11, SCD21058-7
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 A40420 available?
We can source A40420 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 A40420 by Telephone Company Of America Incorporated obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A40420 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 A40420?
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 A40420?
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.