Lockheed Martin Corp. · Electronic Components
668434-1
Switch, Pressure
Part Number668434-1
ManufacturerLockheed Martin Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-545-8960 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Body Length2.720 INCHES NOMINAL
Thread Quantity Per Inch20 ALL PRESSURE CONNECTION
Mounting Facility PatternTWO POSITION IN-LINE
Media For Which DesignedLIQUID
Nominal Thread Size0.4375 INCHES SINGLE PRESSURE CONNECTION
Proof Pressure4500.00 POUNDS PER SQUARE INCH
Features ProvidedAUTOMATIC RESET
Sensing Element Burst Pressure1500.00 POUNDS PER SQUARE INCH
Hazardous Locations EnvironmentalDUSTPROOF
Terminal TypeCONNECTOR, RECEPTACLE
Overall Length3.880 INCHES NOMINAL
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 668434-1 available?
We can source 668434-1 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 668434-1 by Lockheed Martin Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 668434-1 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 668434-1?
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 668434-1?
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.