Janco · Electronic Components
66-1907-1
Switch, Rotary
Part Number66-1907-1
ManufacturerJanco
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-085-3093 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Rotor Through Connection Quantity1 EACH SECTION
Terminal TypeTAB, SOLDER LUG
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Overall Diameter2.000 INCHES MAXIMUM
Precious Material And LocationCONTACT SURFACES GOLD
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Pole Quantity1 EACH SECTION FRONT
Nominal Thread Size0.469 INCHES SINGLE MOUNTING FACILITY
Nonturn Device TypeSLOTTED BUSHING AT 12:00 OCLOCK
Thread Class2A SINGLE MOUNTING FACILITY
Vendor Part Numbers756749-2
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 66-1907-1 available?
We can source 66-1907-1 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 66-1907-1 by Janco obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 66-1907-1 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 66-1907-1?
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 66-1907-1?
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.