The Cylinder Assy,exter, cataloged under National Stock Number 1680-00-040-9451, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company Div Legacy Am&m. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Cylinder Assy,exter |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | The Boeing Company Div Legacy Am&m (CAGE 43999) |
| Parameter | Value |
|---|---|
| NSN | 1680-00-040-9451 |
| Primary Part Number | 192-63745 |
| Item Name | Cylinder Assy,exter |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| 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 |
|---|---|
| 192-63745 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 1680-00-040-9451 is a Cylinder Assy,exter, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-040-9451 has 1 manufacturer part number on file: 192-63745 (The Boeing Company Div Legacy Am&m).
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.