MIL-SPEC · Electronic Components
MS27721-21-1E
Switch, Toggle
Part NumberMS27721-21-1E
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-226-0441 (NSN)
Federal Item NameSWITCH,TOGGLE
Federal Supply Class5930 — Switches
Hazardous Locations EnvironmentalDUSTPROOF
Body StyleBUSHING MOUNT
Actuator Position Locking RelationUP POSITION NO LOCKING ACTION AND DOWN POSITION NO LOCKING ACTION AND CENTER POSITION LOCKED IN
Thread Series DesignatorUNS
Overall Height2.370 INCHES NOMINAL
Overall Width0.535 INCHES MAXIMUM
Maximum Voltage Rating In Volts115.0 AC AND 28.0 DC
Features ProvidedACTUATOR SEAL
Nominal Thread Size0.468 INCHES
Thread Quantity Per Inch32
Contact Load Current Rating At Max5.000 AMPERES RESISTIVE DC AND 2.000 AMPERES INDUCTIVE DC AND 1.000 AMPERES LAMP DC AND 5.000 AMPERES RESISTIVE AC AND 2
Cancelled NSN5930-01-179-7177 (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 MS27721-21-1E available?
We can source MS27721-21-1E 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 MS27721-21-1E by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS27721-21-1E 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 MS27721-21-1E?
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 MS27721-21-1E?
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.