● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Hdt Expeditionary Systems Inc.  · Electronic Components

A52178

Switch, Pressure

Part NumberA52178
ManufacturerHdt Expeditionary Systems Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Pressure Switch TypeGAGE
Media For Which DesignedLIQUID
Hazardous Locations EnvironmentalFUNGUS PROOF
Proof Pressure300.00 POUNDS PER SQUARE INCH
Features ProvidedMANUAL RESET BUTTON
Vendor Part NumbersSC50401, P28AA14-90SEC, 275AP10M0D7137
Cancelled NSN5930-00-792-7383 (cancelled)
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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

Frequently asked

Is A52178 available?
We can source A52178 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 A52178 by Hdt Expeditionary Systems Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A52178 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 A52178?
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 A52178?
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.