Faria Beede Instruments · Electronic Components
2901-21
Switch, Pressure
Part Number2901-21
ManufacturerFaria Beede Instruments
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-095-6193 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Contact Voltage Rating In Volts115.0 AC AT SEA LEVEL SINGLE VOLTAGE
Contact Load Current Rating3.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
Features ProvidedTAMPER PROOF CAP
Pressure Switch TypeGAGE
Overall Length2.156 INCHES NOMINAL
Thread Quantity Per Inch27 SINGLE PRESSURE CONNECTION
Contact Action StimulusINCREASE
Pressure Connector TypeEXTERNAL SEAT-GASKET SEAL, THREADED EXTERNAL SINGLE CONNECTION
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Nominal Thread Size0.125 INCHES SINGLE PRESSURE CONNECTION
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Vendor Part NumbersPS1021, M-B308B-20000
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 2901-21 available?
We can source 2901-21 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 2901-21 by Faria Beede Instruments obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2901-21 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 2901-21?
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 2901-21?
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.