MIL-SPEC · Electronic Components
MS27781-26F
Switch, Toggle
Part NumberMS27781-26F
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-278-9050 (NSN)
Federal Item NameSWITCH,TOGGLE
Federal Supply Class5930 — Switches
Actuator Position Action RelationsUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED AND CENTER POSITION MAINTAINED
Body Height1.662 INCHES NOMINAL
Actuator Diameter0.420 INCHES NOMINAL
Body Length1.270 INCHES MAXIMUM
Thread Series DesignatorUNS
Actuator Position Locking RelationUP POSITION LOCKED OUT AND DOWN POSITION NO LOCKING ACTION AND CENTER POSITION NO LOCKING ACTION
Actuator Height1.140 INCHES NOMINAL
Thread Quantity Per Inch32
Bushing Length0.470 INCHES NOMINAL
Inclosure TypeHERMETICALLY SEALED
Terminal Type And Quantity3 PIN
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 MS27781-26F available?
We can source MS27781-26F 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 MS27781-26F by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS27781-26F 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 MS27781-26F?
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 MS27781-26F?
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.