Micro Switch · Electronic Components
MS27788-1A
toggle switch
Part NumberMS27788-1A
ManufacturerMicro Switch
AvailabilityIn stock — ships fast
Specifications
NSN5930-01-090-6754 (NSN)
Federal Item NameSWITCH,TOGGLE
Terminals6 SOCKET, INTEGRATED WIRE TERMINATION
Mounting MethodTHREADED BUSHING
Overall Length1.340 INCHES MAXIMUM
Overall Width0.910 INCHES MAXIMUM
Overall Height3.316 INCHES NOMINAL
Body StyleBUSHING MOUNT
Features ProvidedACTUATOR SEAL
Nominal Thread Size0.469 INCHES
Actuator Height1.140 INCHES NOMINAL
Mounting Surface To Terminal End D1.706 INCHES MAXIMUM
Federal Supply Class5930 — Switches
Test Data Document81349-MIL-S-3950 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Thread Series DesignatorUNS
Contact Load Current Rating At Max7.500 AMPERES RESISTIVE DC AND 7.500 AMPERES INDUCTIVE DC AND 7.000 AMPERES LAMP DC AND 7.500 AMPERES RESISTIVE AC AND 7
Terminal Type And Quantity6 SOCKET, INTEGRATED WIRE TERMINATION
Nonpile Up Contact Arrangement2 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT
Bushing Length0.470 INCHES NOMINAL
Hazardous Locations EnvironmentalMOISTURE RESISTANT
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 MS27788-1A in stock?
Yes — MS27788-1A is in our stock database. Request a quote for current pricing and lead time.
Is MS27788-1A by Micro Switch obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS27788-1A 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 MS27788-1A?
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 MS27788-1A?
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.