Electro Switch Corp. · Electronic Components
40028H4
Switch, Rotary
Part Number40028H4
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-268-1554 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Shaft TypeROUND SINGLE ACTUATOR
Pole Quantity1 THIRD SECTION FRONT
Terminal TypeTAB, SOLDER LUG
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Individual Section Quantity4
Thread Length0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY
Switch Actuator Positioning Increm30.0 DEGREES SINGLE ACTUATOR
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL
Throw Quantity6 THIRD SECTION FRONT
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR
Vendor Part Numbers19912-154
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 40028H4 available?
We can source 40028H4 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 40028H4 by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 40028H4 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 40028H4?
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 40028H4?
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.