Janco · Electronic Components
A45-2-2B4N
Switch, Rotary
Part NumberA45-2-2B4N
ManufacturerJanco
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-405-0468 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Contact Load Current Rating2.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Terminal TypeTAB, SOLDER LUG
Shaft Length0.854 INCHES MINIMUM AND 0.894 INCHES MAXIMUM SINGLE ACTUATOR
Rotor Through Connection Quantity1 EACH SECTION
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Thread Length0.417 INCHES MINIMUM AND 0.457 INCHES MAXIMUM SINGLE MOUNTING FACILITY
Detent Rotational Torque Range+0.500 TO 2.500 INCH-POUNDS SINGLE ACTUATOR
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Vendor Part Numbers44M45-02-2-04N
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 A45-2-2B4N available?
We can source A45-2-2B4N 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 A45-2-2B4N by Janco obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A45-2-2B4N 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 A45-2-2B4N?
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 A45-2-2B4N?
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.