Electro Switch Corp. · Electronic Components
3021-3
Switch Assembly
Part Number3021-3
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-139-1693 (NSN)
Federal Item NameSWITCH ASSEMBLY
Federal Supply Class5930 — Switches
Mounting ConfigurationFOUR 0.140 IN. DIA MTG HOLES ON 2.080 IN. BY 1.570 IN. MTG CENTERS
Inclosure TypeFULLY INCLOSED
Inclosure MaterialPLASTIC
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
Overall Length2.410 INCHES NOMINAL
Mounting MethodFLANGE AND HOLE
Overall Height1.875 INCHES NOMINAL
Overall Depth2.913 INCHES NOMINAL
Individual Switch Quantity3
Controlling AgencyDIGITRAN
Switch TypeROTARY
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnEAR99
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 3021-3 available?
We can source 3021-3 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 3021-3 by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3021-3 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 3021-3?
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 3021-3?
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.