MIL-SPEC · Electronic Components
M3786/39-2MA
Switch, Rotary
Part NumberM3786/39-2MA
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-265-7792 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Contact Load Current Rating500.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
Throw Quantity12 SINGLE SECTION REAR
Nonturn Device TypeFLATTED BUSHING AT 3:00 OCLOCK
Overall Diameter0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
Switch Actuator Indexing Position12 SINGLE ACTUATOR
Pole Quantity1 SINGLE SECTION FRONT
Hazardous Locations EnvironmentalMOISTURE RESISTANT
Thread Class2A SINGLE MOUNTING FACILITY
Contact Switching ActionBREAKS BEFORE MAKES SINGLE SECTION REAR
Rotor Through Connection Quantity1 SINGLE SECTION
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Cancelled NSN5930-01-045-3044 (cancelled)
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 M3786/39-2MA available?
We can source M3786/39-2MA 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 M3786/39-2MA by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M3786/39-2MA 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 M3786/39-2MA?
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 M3786/39-2MA?
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.