Northrop Grumman Systems Corporation · Electronic Components
3221-19
Switch, Thermostatic
Part Number3221-19
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-549-0646 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Terminal TypeWIRE LEAD
Mounting MethodFLUSH
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Contact Voltage Rating In Volts115.0 AC AT SEA LEVEL SINGLE VOLTAGE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Contact Stimulus Rating15.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND -15.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Contact Load Current Rating1.1 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
Operating Temp Rating-67.0 FAHRENHEIT MINIMUM AND 185.0 FAHRENHEIT MAXIMUM
Contact Action StimulusINCREASE
Mounting Facility PatternTWO POSITION IN-LINE
Distance Between Mounting Facility0.500 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 3221-19 available?
We can source 3221-19 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 3221-19 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3221-19 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 3221-19?
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 3221-19?
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.