The Switch,thermostatic, cataloged under National Stock Number 5930-01-138-9667, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Watlow Electric Manufacturing Co Dba Watlow. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-138-9667 |
| Primary Part Number | TS0LC01A |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Watlow Electric Manufacturing Co Dba Watlow |
| Status | ACTIVE |
| Body Diameter | 0.625 INCHES NOMINAL IN |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | WIRE LEAD |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | THREADED BUSHING |
| Contact Adjustment Range | -100.00 TO 600.00 ACTUATION POINT DEGREES FAHRENHEIT AND -100.00 TO 600.00 DEACTUATION POINT DEGREES FAHRENHEIT |
| Thread Length | 0.625 INCHES NOMINAL SINGLE THREADED BUSHING IN |
| Style Designator | CYLINDRICAL W/FLANGE |
| Temp Sensing Element Type | IMMERSION WELL |
| Contact Adjustment Type | EXTERNAL DEACTUATION POINT SCREW AND EXTERNAL ACTUATION POINT SCREW |
| Nominal Thread Size | 0.500 INCHES SINGLE THREADED BUSHING IN |
| Body Length | 3.937 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Thread Quantity Per Inch | 14 SINGLE THREADED BUSHING |
| Thread Series Designator | NPT SINGLE THREADED BUSHING |
| Contact Adjustability | DEACTUATION POINT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 120.0 AC 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 |
| Part Number | Manufacturer |
|---|---|
| TS0LC01A | Watlow Electric Manufacturing Co Dba Watlow (USA) |
| Reference | Meaning |
|---|---|
| D801-1271 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-138-9667 is a Switch,thermostatic, manufactured by Watlow Electric Manufacturing Co Dba Watlow, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-138-9667 has 1 manufacturer part number on file: TS0LC01A (Watlow Electric Manufacturing Co Dba Watlow).
Key specifications for TS0LC01A: Body Diameter: 0.625 INCHES NOMINAL IN; Width Across Flats: 0.875 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: WIRE LEAD. 19 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.