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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SMC45663-1
Switch, Sensitive
Part NumberSMC45663-1
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-941-0388 (NSN)
Federal Item NameSWITCH,SENSITIVE
Federal Supply Class5930 — Switches
Contact Load Current Rating At Max500.000 MILLIAMPERES RESISTIVE DC
Actuator Movement0.020 PRETRAVEL INCHES MAXIMUM AND 0.004 OVERTRAVEL INCHES MINIMUM AND 0.005 DIFFERENTIAL INCHES NOMINAL
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
Switch Actuating Force5.0 OUNCES MAXIMUM
Terminal Type And Quantity3 SOLDER STUD
Switch Release Force1.0 OUNCES MINIMUM
Maximum Voltage Rating In Volts28.0 DC
Inclosure TypeFULLY INCLOSED
Vendor Part NumbersQ531482037
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 SMC45663-1 available?
We can source SMC45663-1 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 SMC45663-1 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 SMC45663-1 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 SMC45663-1?
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 SMC45663-1?
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.