Electro Switch Corp. · Electronic Components
31305B
Switch, Rotary
Part Number31305B
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-153-0667 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD HIGHEST DC VOLTAGE RATING AT SEA LEVEL
Overall Height2.125 INCHES NOMINAL
Overall Width2.125 INCHES NOMINAL
Switch Actuator Positioning Increm45.0 DEGREES SINGLE ACTUATOR
Contact Voltage Rating In Volts125.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL
Longest Horizontal Distance Betwee1.641 INCHES NOMINAL SINGLE MOUNTING FACILITY
Knob Manufacturer Code82121
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Unthreaded Mounting Hole Diameter0.156 INCHES NOMINAL SINGLE MOUNTING FACILITY
Shaft TypeRECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR
Pole Quantity1 EACH SECTION REAR
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 31305B available?
We can source 31305B 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 31305B by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 31305B 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 31305B?
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 31305B?
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.