Janco · Electronic Components
4M30E4-3N3D
Switch, Rotary
Part Number4M30E4-3N3D
ManufacturerJanco
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-131-6862 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Flat Height0.216 INCHES NOMINAL SINGLE ACTUATOR
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Individual Section Quantity3
Pole Quantity4 EACH SECTION FRONT
Shaft Diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE ACTUATOR
Shaft Length0.437 INCHES NOMINAL SINGLE ACTUATOR
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Thread Length0.437 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Diameter1.000 INCHES MINIMUM AND 1.306 INCHES MAXIMUM
Hazardous Locations EnvironmentalEXPLOSION PROOF
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
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 4M30E4-3N3D available?
We can source 4M30E4-3N3D 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 4M30E4-3N3D by Janco obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4M30E4-3N3D 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 4M30E4-3N3D?
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 4M30E4-3N3D?
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.