Barksdale, Inc. · Electronic Components
312-1
Switch, Pressure
Part Number312-1
ManufacturerBarksdale, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-557-2143 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Overall Height2.500 INCHES NOMINAL
Thread Quantity Per Inch18 SINGLE PRESSURE CONNECTION
Nominal Thread Size0.250 INCHES SINGLE PRESSURE CONNECTION
Thread Series DesignatorNPT SINGLE PRESSURE CONNECTION
Overall Width6.375 INCHES NOMINAL
Contact Voltage Rating In Volts460.0 AC AT SEA LEVEL SINGLE VOLTAGE
Contact Load Current Rating3.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
Longest Vertical Distance Between3.500 INCHES NOMINAL
Terminal TypeSCREW
Overall Length7.375 INCHES NOMINAL
Pressure Switch TypeGAGE
Vendor Part NumbersM0DEL312-1
Cancelled NSN5930-00-522-4035 (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 312-1 available?
We can source 312-1 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 312-1 by Barksdale, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 312-1 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 312-1?
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 312-1?
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.