Lockheed Martin · Electronic Components
4S62637-105A
Switch, Rotary
Part Number4S62637-105A
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-238-1923 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Nonturn Device Radius0.531 INCHES NOMINAL AT 3:00 OCLOCK
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Contact Load Current Rating2.2 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Switch Actuator Positioning Increm20.0 DEGREES SINGLE ACTUATOR
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Pole Quantity1 SINGLE SECTION REAR
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Flat Height0.216 INCHES NOMINAL SINGLE ACTUATOR
Overall Length1.639 INCHES MINIMUM AND 1.659 INCHES MAXIMUM
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 4S62637-105A available?
We can source 4S62637-105A 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 4S62637-105A by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4S62637-105A 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 4S62637-105A?
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 4S62637-105A?
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.