Dwyer Instruments · Electronic Components
1950G-20-120
Switch, Pressure
Part Number1950G-20-120
ManufacturerDwyer Instruments
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-482-0435 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Operating Temp Rating0.0 FAHRENHEIT MINIMUM AND 140.0 FAHRENHEIT MAXIMUM
Contact AdjustabilityACTUATION POINT ADJUSTABLE
Overall Height36.51 MILLIMETERS NOMINAL
Hazardous Locations EnvironmentalEXPLOSION PROOF AND RAINTIGHT
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Pressure Switch TypeDIFFERENTIAL
Overall Width87.31 MILLIMETERS NOMINAL
Mounting MethodFLANGE AND THREADED HOLE(S)
Style DesignatorCYLINDRICAL
Contact Action StimulusINCREASE
Overall Length138.1 MILLIMETERS NOMINAL
Vendor Part Numbers1950G-20-B-120-NA
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 1950G-20-120 available?
We can source 1950G-20-120 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 1950G-20-120 by Dwyer Instruments obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1950G-20-120 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 1950G-20-120?
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 1950G-20-120?
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.