The Switch,temperature, cataloged under National Stock Number 6620-00-401-4752, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Stewart-Warner Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Switch,temperature |
| FSC / FSG | 6620 — Engine Instruments (FSG 66) |
| Manufacturers | Stewart-Warner Corporation (CAGE 57733) |
| Parameter | Value |
|---|---|
| NSN | 6620-00-401-4752 |
| Primary Part Number | 363G225 |
| Item Name | Switch,temperature |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Stewart-Warner Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 363G225 PRIMARY | Stewart-Warner Corporation (USA) |
| Reference | Meaning |
|---|---|
| 40578 | 5/9 Secondary reference Taylor-Dunn Corporation Dba Metro Crown International |
NSN 6620-00-401-4752 is a Switch,temperature, manufactured by Stewart-Warner Corporation, classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-00-401-4752 has 1 manufacturer part number on file: 363G225 (Stewart-Warner Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5895-01-335-0582. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). 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.