Home /
75021
Hydra-Electric Company · Electronic Components
75021
Switch, Pressure
Part Number75021
ManufacturerHydra-Electric Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-556-7752 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Overall Width5.250 INCHES NOMINAL
Contact Load Current Rating0.5 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
Longest Vertical Distance Between2.000 INCHES NOMINAL
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL SINGLE VOLTAGE
Thread Series DesignatorUNF SINGLE PRESSURE CONNECTION
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Mounting MethodBRACKET(S)
Pressure Switch TypeGAGE
Terminal TypeCONNECTOR, RECEPTACLE
Thread Quantity Per Inch20 SINGLE PRESSURE CONNECTION
Mounting Facility PatternFOUR POSITION RECTANGULAR
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 75021 available?
We can source 75021 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 75021 by Hydra-Electric Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 75021 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 75021?
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 75021?
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.