Satair A/S · Electronic Components
21SX1T
Switch, Sensitive
Part Number21SX1T
ManufacturerSatair A/S
LifecycleStocked
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-951-5775 (NSN)
Federal Item NameSWITCH,SENSITIVE
Federal Supply Class5930 — Switches
Criticality Code JustificationFEAT
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
Actuator StyleROUND
Maximum Voltage Rating In Volts250.0 AC AND 28.0 DC
Inclosure TypeFULLY INCLOSED
Actuator Free Position Height0.320 INCHES NOMINAL
Mounting MethodUNTHREADED HOLE(S)
Switch Actuating Force5.0 OUNCES MAXIMUM
Terminal Type And Quantity3 SOLDER STUD
Unthreaded Mounting Hole Diameter0.091 INCHES NOMINAL
Precious Material And LocationCONTACTS SILVER
Vendor Part Numbers21SX1-T
Cancelled NSN5930-00-249-1391 (cancelled)
RohscompliantY-EX
Hazardousfalse
RohsphthalatescompliantYES
Microswitch ActuatorPin Plunger
Product RangeSX Series
IscanonicalY
Contact Current Max7 A
Contact ConfigurationSPDT
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 21SX1T available?
We can source 21SX1T 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 21SX1T by Satair A/S obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21SX1T 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 21SX1T?
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 21SX1T?
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.