Sigma-Netics, Inc. · Electronic Components
744631
Switch, Pressure
Part Number744631
ManufacturerSigma-Netics, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-493-4231 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Pressure Connector TypeGASKET SEAL, THREADED EXTERNAL SINGLE CONNECTION
Contact Stimulus Rating300.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL SINGLE VOLTAGE
Overall Length3.610 INCHES NOMINAL
Width Across Flats0.938 INCHES NOMINAL
Thread Class2A SINGLE THREADED BUSHING
Nominal Thread Size0.438 INCHES SINGLE THREADED BUSHING
Contact Load Current Rating0.5 AMPERES LAMP LOAD AND 1.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
Overall Diameter0.750 INCHES NOMINAL
Mounting MethodTHREADED BUSHING
Terminal TypeCONNECTOR, RECEPTACLE
Vendor Part Numbers12365117-3
ESD/EMICode A — ESD/EMI sensitive item
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 744631 available?
We can source 744631 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 744631 by Sigma-Netics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 744631 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 744631?
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 744631?
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.