Nsf Controls Limited · Electronic Components
TC4428-393
Switch, Rotary
Part NumberTC4428-393
ManufacturerNsf Controls Limited
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-601-0359 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Overall Diameter1.852 INCHES NOMINAL
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Contact Switching ActionMAKES BEFORE BREAKS FIRST SECTION FRONT
Throw Quantity4 FIRST SECTION FRONT
Nonturn Device TypeSLOTTED BUSHING AT 10:00 OCLOCK
Pole Quantity1 FIRST SECTION FRONT
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Shaft Length5.375 INCHES NOMINAL SINGLE ACTUATOR
Overall Length7.250 INCHES NOMINAL
Individual Section Quantity2
Operating Temp Range-25.0 TO 85.0 CELSIUS
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 TC4428-393 available?
We can source TC4428-393 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 TC4428-393 by Nsf Controls Limited obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TC4428-393 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 TC4428-393?
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 TC4428-393?
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.