Janco Corporation · Electronic Components
77-1982
Switch, Rotary
Part Number77-1982
ManufacturerJanco Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-009-7609 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Operating Temp Range-65.0 TO 125.0 CELSIUS
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Hazardous Locations EnvironmentalEXPLOSION PROOF
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Nonturn Device TypeSLOTTED BUSHING AT 3:00 OCLOCK
Flat Height0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM SINGLE ACTUATOR
Switch Actuator Indexing Position4 SINGLE ACTUATOR
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Vendor Part Numbers452-0770-001
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 77-1982 available?
We can source 77-1982 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 77-1982 by Janco Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 77-1982 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 77-1982?
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 77-1982?
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.