Nason · Electronic Components
A12-40
Switch, Pressure
Part NumberA12-40
ManufacturerNason
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-258-6083 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Pressure Switch TypeGAGE
Nominal Thread Size0.250 INCHES SINGLE PRESSURE CONNECTION
Contact AdjustabilityDEACTUATION POINT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE
Contact Voltage Rating In Volts24.0 DC AT SEA LEVEL SECOND VOLTAGE
Contact Stimulus Rating3.00 DIFFERENTIAL POINT NOMINAL POUND
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Thread Quantity Per Inch18 SINGLE PRESSURE CONNECTION
Mounting MethodBASE
Thread Series DesignatorUNF SINGLE PRESSURE CONNECTION
Load Current40 A
RohscompliantY-EX
Relay TerminalsScrew
Hazardousfalse
RohsphthalatescompliantYES
Product Range1 Series
IscanonicalY
Relay MountingPanel Mount
Contact ConfigurationSPST-NO
SvhcNo SVHC (12-Jan-2017)
Switching ModeZero Crossing
Operating Voltage Max140 VAC
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 A12-40 available?
We can source A12-40 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 A12-40 by Nason obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A12-40 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 A12-40?
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 A12-40?
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.