Viasys Respiratory Care Inc. · Electronic Components
12-1643
Switch, Toggle
Part Number12-1643
ManufacturerViasys Respiratory Care Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-112-5317 (NSN)
Federal Item NameSWITCH,TOGGLE
Federal Supply Class5930 — Switches
Maximum Voltage Rating In Volts250.0 AC AND 250.0 DC
Body Height0.844 INCHES NOMINAL
Body Length1.062 INCHES NOMINAL
Actuator StyleROUND
Bushing Length0.344 INCHES NOMINAL
Body StyleBUSHING MOUNT
Thread Series DesignatorUNS
Terminal Type And Quantity2 TAB, SOLDER LUG
Body Width0.531 INCHES NOMINAL
Actuator Height0.500 INCHES NOMINAL
Actuator Diameter0.125 INCHES NOMINAL
Cancelled NSN5930-00-642-9661 (cancelled)
ProducttraceabilityNo
RohscompliantYES
IscanonicalY
Hazardousfalse
RohsphthalatescompliantYES
UseccnUnknown
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 12-1643 available?
We can source 12-1643 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 12-1643 by Viasys Respiratory Care Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12-1643 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 12-1643?
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 12-1643?
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.