United Electric Controls Company · Electronic Components
256PTJ40
Switch, Pressure
Part Number256PTJ40
ManufacturerUnited Electric Controls Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-636-4349 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Contact Voltage Rating In Volts230.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact AdjustabilityACTUATION POINT ADJUSTABLE
Contact Load Current Rating125.0 MILLIAMPERES RESISTIVE LOAD THIRD VOLTAGE
Terminal TypeTAB, SOLDER LUG
Nominal Thread Size0.125 INCHES SINGLE PRESSURE CONNECTION
Thread Series DesignatorNPT SINGLE PRESSURE CONNECTION
Pressure Switch TypeGAGE
Overall Height3.500 INCHES NOMINAL
Contact Action StimulusINCREASE
Thread Quantity Per Inch27 SINGLE PRESSURE CONNECTION
Mounting MethodFLUSH
Vendor Part NumbersJ40M0DEL256, C315Z18C2, J40DWGD4421
Cancelled NSN5930-00-538-6830 (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 256PTJ40 available?
We can source 256PTJ40 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 256PTJ40 by United Electric Controls Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 256PTJ40 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 256PTJ40?
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 256PTJ40?
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.