Eaton Aerospace · Electronic Components
21SN85-14
Switch, Pressure
Part Number21SN85-14
ManufacturerEaton Aerospace
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-128-3724 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Nominal Thread Size0.217 INCHES SINGLE PRESSURE CONNECTION
Sensing Element Burst Pressure7500.00 POUNDS PER SQUARE INCH GAGE
Style DesignatorCYLINDRICAL
Inside Diameter0.217 INCHES NOMINAL SINGLE CONNECTION
Thread Series DesignatorUNS SINGLE PRESSURE CONNECTION
Mounting MethodUNTHREADED HOLE(S)
Media For Which DesignedGAS OR LIQUID
Contact Stimulus Rating1800.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE AND 1500.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH
Unthreaded Mounting Hole Diameter0.272 INCHES NOMINAL
Overall Diameter1.762 INCHES NOMINAL
Body Length2.100 INCHES MAXIMUM
Vendor Part Numbers2771579-101
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 21SN85-14 available?
We can source 21SN85-14 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 21SN85-14 by Eaton Aerospace obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21SN85-14 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 21SN85-14?
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 21SN85-14?
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.