The Switch,thermostatic, cataloged under National Stock Number 5930-01-438-3788, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-438-3788 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Body Diameter | 0.156 INCHES NOMINAL IN |
| Width Across Flats | 0.440 INCHES NOMINAL IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Contact Load Current Rating | 1.0 AMPERES INDUCTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | THREADED BUSHING |
| Thread Length | 0.250 INCHES NOMINAL SINGLE THREADED BUSHING IN |
| Style Designator | CYLINDRICAL W/FLANGE |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Thread Pitch Diameters | +0.464 TO 0.468 INCHES SINGLE THREADED BUSHING IN |
| Thread Direction | RIGHT-HAND SINGLE THREADED BUSHING |
| Nominal Thread Size | 0.500 INCHES SINGLE THREADED BUSHING IN |
| Body Length | 1.990 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS |
| Thread Class | 3A SINGLE THREADED BUSHING A |
| Contact Stimulus Rating | 135.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 160.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT |
| Thread Quantity Per Inch | 20 SINGLE THREADED BUSHING |
| Thread Series Designator | UNF SINGLE THREADED BUSHING |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1173T0401 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-438-3788 is a Switch,thermostatic, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-01-438-3788: Body Diameter: 0.156 INCHES NOMINAL IN; Width Across Flats: 0.440 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE. 21 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.