The Sensor,temperature, cataloged under National Stock Number 1660-00-083-3590, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Sensor,temperature |
| FSC / FSG | 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16) |
| Manufacturers | Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030); Edel Engineering Development Co. Dba Edel Engineering Dev Co (CAGE 00QR4); Enviro Systems Inc (CAGE 0B9E8) |
| Parameter | Value |
|---|---|
| NSN | 1660-00-083-3590 |
| Primary Part Number | 549100 |
| Item Name | Sensor,temperature |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| 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 |
|---|---|
| 549100 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| 9205400 | Edel Engineering Development Co. Dba Edel Engineering Dev Co (USA) |
| 900A108 | Enviro Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 128SCEC126-1 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| 900A108 | 5/9 Secondary reference Aero Aire Corporation |
| 128SCEC126-1 | 7/9 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 1660-00-083-3590 is a Sensor,temperature, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-083-3590 has 3 manufacturer part numbers on file: 549100 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 9205400 (Edel Engineering Development Co. Dba Edel Engineering Dev Co), 900A108 (Enviro Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 6680-01-104-1933. 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.