The Bellows,air Conditi, cataloged under National Stock Number 1660-00-522-4586, 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 Precision Metal Products, Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Bellows,air Conditi |
| FSC / FSG | 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16) |
| Manufacturers | Precision Metal Products, Inc (CAGE 10220) |
| Parameter | Value |
|---|---|
| NSN | 1660-00-522-4586 |
| Primary Part Number | 1282 |
| Item Name | Bellows,air Conditi |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Precision Metal Products, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 1282 PRIMARY | Precision Metal Products, Inc (USA) |
| Reference | Meaning |
|---|---|
| 4435875-507 | 5/9 Secondary reference The Boeing Company |
| 4435875-507 | 5/2 Secondary reference U.S. Government activity |
NSN 1660-00-522-4586 is a Bellows,air Conditi, manufactured by Precision Metal Products, Inc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-522-4586 has 1 manufacturer part number on file: 1282 (Precision Metal Products, Inc).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1660-00-522-4586 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.