Janco Corporation · Electronic Components
8-1991
Switch, Rotary
Part Number8-1991
ManufacturerJanco Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-961-0818 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Rotor Through Connection Quantity1 EACH SECTION
Overall Diameter1.040 INCHES NOMINAL
Contact Voltage Rating In Volts28.0 DC AT ALTITUDE
Shaft Length0.807 INCHES NOMINAL SINGLE ACTUATOR
Operating Temp Range-65.0 TO 85.0 CELSIUS
Shaft Flat Slot Angular Location220.0 DEGREES FROM NONTURN DEVICE SINGLE ACTUATOR
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Terminal TypeTHREADED STUD
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Vendor Part Numbers452-0536-011
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 8-1991 available?
We can source 8-1991 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 8-1991 by Janco Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 8-1991 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 8-1991?
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 8-1991?
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.