Eaton Aerospace · Electronic Components
50490-2
Switch, Pressure
Part Number50490-2
ManufacturerEaton Aerospace
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-199-1406 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Pressure Connector TypeGROOVED, UNTHREADED EXTERNAL SINGLE CONNECTION
Terminal TypeCONNECTOR, RECEPTACLE
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED
Pressure Switch TypeDIFFERENTIAL
Contact Voltage Rating In Volts10.0 DC AT SEA LEVEL SINGLE VOLTAGE
Unthreaded Mounting Hole Diameter0.204 INCHES MINIMUM AND 0.212 INCHES MAXIMUM
Mounting Slot Width0.010 INCHES NOMINAL
Media For Which DesignedLIQUID
Mounting MethodUNTHREADED HOLE(S)
Proof Pressure1850.00 POUNDS PER SQUARE INCH
Operating Temp Rating-65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM
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 50490-2 available?
We can source 50490-2 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 50490-2 by Eaton Aerospace obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 50490-2 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 50490-2?
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 50490-2?
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.