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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SMC537452-1
Switch, Sensitive
Part NumberSMC537452-1
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-944-4221 (NSN)
Federal Item NameSWITCH,SENSITIVE
Federal Supply Class5930 — Switches
Actuator Free Position Height2.547 INCHES NOMINAL
Actuator Roller Width0.187 INCHES NOMINAL
Mounting MethodTHREADED BUSHING AND UNTHREADED HOLE(S)
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Switch Actuating Force30.0 OUNCES MAXIMUM
Actuator Movement0.125 PRETRAVEL INCHES MAXIMUM AND 0.187 OVERTRAVEL INCHES MINIMUM AND 0.0075 DIFFERENTIAL INCHES MAXIMUM
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
Contact Load Current Rating At Max250.000 MILLIAMPERES RESISTIVE DC AND 20.000 AMPERES RESISTIVE AC
Actuator StyleROLLER PLUNGER
Maximum Voltage Rating In Volts480.0 AC AND 250.0 DC
Inclosure TypeFULLY INCLOSED
Vendor Part NumbersBAF1-2RQN8RH
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 SMC537452-1 available?
We can source SMC537452-1 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 SMC537452-1 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 SMC537452-1 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 SMC537452-1?
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 SMC537452-1?
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.