Undersea Sensor Systems · Electronic Components
9999-9000
Switch, Thermostatic
Part Number9999-9000
ManufacturerUndersea Sensor Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-224-3649 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Contact Action StimulusDECREASE
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S)
Terminal TypeTAB, SOLDER LUG
Contact Load Current Rating3.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Distance Between Mounting Facility0.937 INCHES NOMINAL
Media For Which DesignedGAS OR LIQUID
Mounting Facility PatternTWO POSITION IN-LINE
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Contact Voltage Rating In Volts30.0 DC AT SEA LEVEL THIRD VOLTAGE
Style DesignatorDISC W/FLANGE
Precious MaterialSILVER
Vendor Part Numbers3100-45-379L50
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 9999-9000 available?
We can source 9999-9000 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 9999-9000 by Undersea Sensor Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9999-9000 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 9999-9000?
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 9999-9000?
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.