Electro Switch Corp. · Electronic Components
74201B
Switch, Rotary
Part Number74201B
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-312-1847 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Mounting Facility PatternISOSCELES TRIANGLE SINGLE MOUNTING FACILITY
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Overall Length5.340 INCHES NOMINAL
Overall Height2.910 INCHES NOMINAL
Longest Horizontal Distance Betwee2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting MethodUNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Terminal TypeTAB W/SCREW
Longest Vertical Distance Between2.180 INCHES NOMINAL SINGLE MOUNTING FACILITY
Shortest Horizontal Distance Betwe0.100 INCHES NOMINAL SINGLE MOUNTING FACILITY
Features ProvidedACTUATOR KNOB AND LEGEND PLATE AND SPRING RETURN
Individual Section Quantity1
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 74201B available?
We can source 74201B 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 74201B by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 74201B 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 74201B?
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 74201B?
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.