The Switch,thermostatic, cataloged under National Stock Number 5930-01-158-0002, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-158-0002 |
| Primary Part Number | 897943-1 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Body Diameter | 0.312 INCHES NOMINAL IN |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Contact Action Stimulus | DECREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 750.0 MILLIAMPERES INDUCTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 750.0 MILLIAMPERES INDUCTIVE LOAD SECOND VOLTAGE |
| Mounting Method | THREADED BUSHING |
| Style Designator | CYLINDRICAL W/FLANGE |
| Temp Sensing Element Type | IMMERSION WELL |
| Features Provided | HERMETICALLY SEALED CASE |
| Nominal Thread Size | 0.500 INCHES SINGLE THREADED BUSHING IN |
| Body Length | 1.031 INCHES NOMINAL IN |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 900.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Thread Class | 3A SINGLE THREADED BUSHING A |
| Contact Stimulus Rating | 145.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 148.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Thread Quantity Per Inch | 20 SINGLE THREADED BUSHING |
| Thread Series Designator | UNF SINGLE THREADED BUSHING |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION 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 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5930-01-158-0002 is a Switch,thermostatic, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-158-0002 has 2 manufacturer part numbers on file: 897943-1 (Raytheon Company Dba Raytheon Co), 897943-1 (Raytheon Company).
Key specifications for 897943-1: Body Diameter: 0.312 INCHES NOMINAL IN; Width Across Flats: 0.750 INCHES NOMINAL IN; Contact Action Stimulus: DECREASE; Terminal Type: CONNECTOR, RECEPTACLE. 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.