Janco · Electronic Components
C90-1-2-3N
Switch, Rotary
Part NumberC90-1-2-3N
ManufacturerJanco
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-566-6859 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Thread Series DesignatorUNS SINGLE MOUNTING FACILITY
Contact Load Current Rating15.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Operating Temp Range-55.0 TO 125.0 CELSIUS
Terminal TypeSCREW
First Flat Length0.690 INCHES NOMINAL SINGLE ACTUATOR
Nonturn Device TypeSLOTTED BUSHING AT 6:00 OCLOCK
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Flat Height0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM SINGLE ACTUATOR
Thread Class2A SINGLE MOUNTING FACILITY
Pole Quantity1 EACH SECTION PERIPHERY
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Vendor Part Numbers31302A-3, 4SE01128-1
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 C90-1-2-3N available?
We can source C90-1-2-3N 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 C90-1-2-3N by Janco obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If C90-1-2-3N 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 C90-1-2-3N?
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 C90-1-2-3N?
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.