Electro Switch Corp. · Electronic Components
399421K
Switch, Rotary
Part Number399421K
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-994-6092 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Overall Height1.531 INCHES NOMINAL
Pole Quantity2 EACH SECTION FRONT
Thread Length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Length3.687 INCHES NOMINAL
Individual Section Quantity2
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION FRONT
Nonturn Device TypeTAB AT 3:00 OCLOCK
Thread Class2A SINGLE MOUNTING FACILITY
Operating Temp Range-25.0 TO 85.0 CELSIUS
Throw Quantity12 EACH SECTION REAR
Nonturn Device Radius0.437 INCHES NOMINAL AT 3:00 OCLOCK
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 399421K available?
We can source 399421K 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 399421K by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 399421K 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 399421K?
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 399421K?
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.