Janco Corporation · Electronic Components
68-1957
Switch, Rotary
Part Number68-1957
ManufacturerJanco Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-105-4943 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
First Flat Length0.470 INCHES NOMINAL SINGLE ACTUATOR
Terminal TypeTAB, SOLDER LUG
Individual Section Quantity1
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Operating Temp Range-65.0 TO 85.0 CELSIUS
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Switch Actuator Positioning Increm36.0 DEGREES SINGLE ACTUATOR
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Thread Class2A SINGLE MOUNTING FACILITY
Vendor Part Numbers37675646-001
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 68-1957 available?
We can source 68-1957 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 68-1957 by Janco Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 68-1957 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 68-1957?
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 68-1957?
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.