The Cap,linear Actuating Cylinder, cataloged under National Stock Number 1650-00-657-5391, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Kitco Llc. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Cap,linear Actuating Cylinder |
| FSC / FSG | 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components (FSG 16) |
| Manufacturers | Kitco Llc (CAGE 34087); Metadure Parts & Sales, Inc. Dba Worldwide Aeronautical Components (CAGE 8U755); Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (CAGE 8X044) |
| Parameter | Value |
|---|---|
| NSN | 1650-00-657-5391 |
| Primary Part Number | 4445219 |
| Item Name | Cap,linear Actuating Cylinder |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Kitco Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 4445219 | Kitco Llc (USA) |
| 4445219 | Metadure Parts & Sales, Inc. Dba Worldwide Aeronautical Components (USA) |
| 4445219 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| Reference | Meaning |
|---|---|
| 4445219 | 5/9 Secondary reference The Boeing Company |
| 4445219 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1650-00-657-5391 is a Cap,linear Actuating Cylinder, manufactured by Kitco Llc, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-657-5391 has 3 manufacturer part numbers on file: 4445219 (Kitco Llc), 4445219 (Metadure Parts & Sales, Inc. Dba Worldwide Aeronautical Components), 4445219 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company).
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 1650-00-657-5391 has DEMIL Code Q. 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.