The Switch,thermostatic, cataloged under National Stock Number 5930-01-256-9444, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hobart Bros Co. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 — Switches (FSG 59) |
| Manufacturers | Honeywell International Inc. Dba Honeywell Div Sensing and Control (CAGE 14604); Hobart Bros Co (CAGE 28835) |
| Parameter | Value |
|---|---|
| NSN | 5930-01-256-9444 |
| Primary Part Number | 404044-4 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Hobart Bros Co |
| Status | ACTIVE |
| Body Diameter | 0.659 INCHES NOMINAL IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | QUICK DISCONNECT, MALE |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Body Height | 0.391 INCHES MAXIMUM IN |
| Unthreaded Mounting Hole Diameter | 0.145 INCHES NOMINAL IN |
| Temp Sensing Element Type | DISC |
| Distance Between Mounting Facility Centers | 0.938 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| 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 |
|---|---|
| 2450-82-176 | Honeywell International Inc. Dba Honeywell Div Sensing and Control (USA) |
| 404044-4 PRIMARY | Hobart Bros Co (USA) |
| Reference | Meaning |
|---|---|
| 36T21-STYLE 11397 | 5/2 Secondary reference U.S. Government activity |
| 08-02 OPEN 225 DEG F, CLOSE 205- | 5/1 Secondary reference Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
NSN 5930-01-256-9444 is a Switch,thermostatic, manufactured by Hobart Bros Co, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-256-9444 has 2 manufacturer part numbers on file: 2450-82-176 (Honeywell International Inc. Dba Honeywell Div Sensing and Control), 404044-4 (Hobart Bros Co).
Key specifications for 404044-4: Body Diameter: 0.659 INCHES NOMINAL IN; Overall Height: 0.752 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: QUICK DISCONNECT, MALE. 10 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.