MIL-SPEC · Electronic Components
MS27783-21A
Switch, Toggle
Part NumberMS27783-21A
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-597-1694 (NSN)
Federal Item NameSWITCH,TOGGLE
Federal Supply Class5930 — Switches
Bushing Length0.470 INCHES NOMINAL
Terminal Type And Quantity12 SOCKET, INTEGRATED WIRE TERMINATION
Actuator Height1.050 INCHES NOMINAL
Mounting MethodTHREADED BUSHING
Inclosure TypeFULLY INCLOSED
Center To Center Distance Between0.380 INCHES NOMINAL
Body Width1.660 INCHES NOMINAL
Actuator Diameter0.420 INCHES NOMINAL
Actuator StyleROUND
Mounting Surface To Terminal End D1.706 INCHES NOMINAL
Switch Actuator Quantity1
ESD/EMICode A — ESD/EMI sensitive item
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 MS27783-21A available?
We can source MS27783-21A 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 MS27783-21A by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS27783-21A 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 MS27783-21A?
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 MS27783-21A?
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.