Lockheed Martin Corp. · Electronic Components
740603-105
Switch, Rotary
Part Number740603-105
ManufacturerLockheed Martin Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-401-6730 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Switch Actuator Positioning Increm36.0 DEGREES SINGLE ACTUATOR
Contact Load Current Rating2.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
First Flat Length0.375 INCHES NOMINAL SINGLE ACTUATOR
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Hazardous Locations EnvironmentalEXPLOSION PROOF
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Test Data Document81349-MIL-S-3786 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Switch Actuator Indexing Position5 SINGLE ACTUATOR
Vendor Part Numbers47-1944-5
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 740603-105 available?
We can source 740603-105 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 740603-105 by Lockheed Martin Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 740603-105 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 740603-105?
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 740603-105?
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.