United Electric Controls Company · Electronic Components
J40-256
Switch, Pressure
Part NumberJ40-256
ManufacturerUnited Electric Controls Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-824-3809 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Proof Pressure45.00 POUNDS PER SQUARE INCH
Thread Series DesignatorNPT SINGLE PRESSURE CONNECTION
Hazardous Locations EnvironmentalDUSTPROOF
Overall Height3.375 INCHES NOMINAL
Contact Adjustment TypeEXTERNAL ACTUATION POINT DIAL
Contact Action StimulusINCREASE
Body Height1.375 INCHES NOMINAL
Contact Load Current Rating15.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
Overall Width1.000 INCHES NOMINAL
Outside Diameter0.125 INCHES NOMINAL SINGLE CONNECTION
Mounting MethodINLET CONNECTION
Vendor Part NumbersJ40-256-9598, 54B6885H02
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 J40-256 available?
We can source J40-256 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 J40-256 by United Electric Controls Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If J40-256 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 J40-256?
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 J40-256?
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.