Comdial Business Communications Corp. Repair Dept · Electronic Components
A451-3
Switch, Rotary
Part NumberA451-3
ManufacturerComdial Business Communications Corp. Repair Dept
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-892-9199 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Nondefinitive Spec Std DataJS2C16 TYPE
Throw Quantity16 EACH SECTION FRONT
Switch Actuator Positioning Increm22.5 DEGREES SINGLE ACTUATOR
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Knob Manufacturer Code80064
Overall Width4.138 INCHES NOMINAL
Nominal Thread Size0.625 INCHES SINGLE MOUNTING FACILITY
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION FRONT
Shaft TypeROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR
Pole Quantity1 EACH SECTION FRONT
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 A451-3 available?
We can source A451-3 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 A451-3 by Comdial Business Communications Corp. Repair Dept obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A451-3 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 A451-3?
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 A451-3?
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.