Standard Gribsby · Electronic Components
B4872-4MLW1
Switch, Rotary
Part NumberB4872-4MLW1
ManufacturerStandard Gribsby
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-548-4344 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Switch Actuator Positioning Increm30.0 DEGREES SINGLE ACTUATOR
Individual Section Quantity1
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Thread Length0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY
Shaft Length0.812 INCHES NOMINAL SINGLE ACTUATOR
Terminal TypeTAB, SOLDER LUG
Switch Actuator Indexing Position5 SINGLE ACTUATOR
Pole Quantity1 SINGLE SECTION FRONT
Flat Height0.218 INCHES NOMINAL SINGLE ACTUATOR
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Vendor Part Numbers2051673
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 B4872-4MLW1 available?
We can source B4872-4MLW1 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 B4872-4MLW1 by Standard Gribsby obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B4872-4MLW1 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 B4872-4MLW1?
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 B4872-4MLW1?
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.