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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-B-189845
Switch, Push
Part NumberSM-B-189845
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-549-0837 (NSN)
Federal Item NameSWITCH,PUSH
Federal Supply Class5930 — Switches
Mounting MethodTHREADED BUSHING
Nominal Thread Size0.469 INCHES
Body StyleBUSHING MOUNTED
Overall Height1.203 INCHES NOMINAL
Thread Quantity Per Inch32
Actuator Height0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
Body Height0.750 INCHES MINIMUM AND 0.782 INCHES MAXIMUM
Overall Length0.812 INCHES NOMINAL
Maximum Voltage Rating In Volts250.0 AC
Contact Load Current Rating At Max5.000 AMPERES RESISTIVE AC
Terminal Type And Quantity6 TAB, SOLDER LUG
Vendor Part Numbers2PB2, BA98459, A2011082A, 335C746H01
Cancelled NSN5930-00-784-8007 (cancelled)
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 SM-B-189845 available?
We can source SM-B-189845 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 SM-B-189845 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 SM-B-189845 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 SM-B-189845?
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 SM-B-189845?
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.