MIL-SPEC · Electronic Components
MS27788-21E
Switch, Toggle
Part NumberMS27788-21E
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-262-0134 (NSN)
Federal Item NameSWITCH,TOGGLE
Federal Supply Class5930 — Switches
Nonpile Up Contact Arrangement2 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
Mounting MethodTHREADED BUSHINGTHREADED BUSHING
Mounting Surface To Terminal End D1.706 INCHES MAXIMUM1.706 INCHES MAXIMUM
Inclosure TypeHERMETICALLY SEALEDHERMETICALLY SEALED
Thread Quantity Per Inch3232
Body Length1.340 INCHES MAXIMUM1.340 INCHES MAXIMUM
Test Data Document81349-MIL-S-3950 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Thread Class2A2A
Nominal Thread Size0.469 INCHES0.469 INCHES
Terminal Type And Quantity1 SOCKET, INTEGRATED WIRE TERMINATION
Overall Height3.316 INCHES NOMINAL3.316 INCHES NOMINAL
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 MS27788-21E available?
We can source MS27788-21E 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 MS27788-21E by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS27788-21E 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 MS27788-21E?
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 MS27788-21E?
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.