Lockheed Martin · Electronic Components
740510-107
Switch, Rotary
Part Number740510-107
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-436-1628 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Throw Quantity4 EACH SECTION REAR
Individual Section Quantity2
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Overall Diameter1.150 INCHES NOMINAL
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Pole Quantity1 EACH SECTION FRONT
Overall Length2.287 INCHES NOMINAL
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Switch Actuator Indexing Position4 SINGLE ACTUATOR
Shaft Length0.500 INCHES NOMINAL SINGLE ACTUATOR
First Flat Length0.375 INCHES NOMINAL SINGLE ACTUATOR
Vendor Part Numbers28-1906-7, 42YY23435-1-4N
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 740510-107 available?
We can source 740510-107 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 740510-107 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 740510-107 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 740510-107?
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 740510-107?
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.