The Switch,thermostatic, cataloged under National Stock Number 5930-01-281-8160, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-281-8160 |
| Primary Part Number | A31U13239-3 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Body Diameter | 0.640 INCHES MAXIMUM IN |
| Frequency in Hertz | 60.0 FIRST VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | FOUR POSITION IN-LINE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 1.0 AMPERES INDUCTIVE LOAD AND 0.5 AMPERES LAMP LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD AND 2.5 AMPERES INDUCTIVE LOAD AND 1.0 AMPERES LAMP LOAD SECOND VOLTAGE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Body Height | 0.521 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.212 INCHES MINIMUM AND 0.218 INCHES MAXIMUM IN |
| Style Designator | DISC W/FLANGE |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Features Provided | HERMETICALLY SEALED CASE |
| Distance Between Mounting Facility Centers | 1.730 INCHES MINIMUM AND 1.790 INCHES MAXIMUM IN |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 500.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Media for Which Designed | GAS |
| Contact Stimulus Rating | 140.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 120.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE AND DEACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Hazardous Locations/environmental Protection | VIBRATION RESISTANT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A31U13239-3 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5930-01-281-8160 is a Switch,thermostatic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-281-8160 has 1 manufacturer part number on file: A31U13239-3 (Northrop Grumman Systems Corporation).
Key specifications for A31U13239-3: Body Diameter: 0.640 INCHES MAXIMUM IN; Overall Height: 1.240 INCHES NOMINAL IN; Frequency in Hertz: 60.0 FIRST VOLTAGE; Contact Action Stimulus: INCREASE. 22 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.