Northrop Grumman Systems Corporation · Electronic Components
860166-9
Switch, Thermostatic
Part Number860166-9
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-855-1499 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Contact Action StimulusINCREASE
Mounting Facility PatternTWO POSITION IN-LINE
Contact Stimulus Rating122.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 1.50 DIFFERENTIAL POINT MINIMUM DEGREES FAHRENHEIT AND 6.50 DIFFER
Frequency In Hertz60.0 FIRST VOLTAGE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Contact Load Current Rating3.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Style DesignatorDISC W/FLANGE
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S)
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL SECOND VOLTAGE
Overall Height0.281 INCHES MINIMUM AND 0.321 INCHES MAXIMUM
Temp Sensing Element TypeINTERNAL SENSOR
Vendor Part Numbers860166-0009
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 860166-9 available?
We can source 860166-9 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 860166-9 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 860166-9 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 860166-9?
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 860166-9?
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.