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Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SC-B-104900
Switch, Rotary
Part NumberSC-B-104900
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-548-5781 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Thread Class2A SINGLE MOUNTING FACILITY
Switch Actuator Positioning Increm30.0 DEGREES SINGLE ACTUATOR
Shaft Length0.375 INCHES NOMINAL SINGLE ACTUATOR
Contact Switching ActionBREAKS BEFORE MAKES SINGLE SECTION REAR
Shaft TypeROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR
Nonturn Device Radius0.531 INCHES NOMINAL AT 3:00 OCLOCK
Switch Actuator Indexing Position2 SINGLE ACTUATOR
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 SC-B-104900 available?
We can source SC-B-104900 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 SC-B-104900 by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SC-B-104900 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 SC-B-104900?
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 SC-B-104900?
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.