The Cylinder Assembly,actuating,line, cataloged under National Stock Number 1650-01-081-2359, 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 Columbus Jack Corporation Div Columbus Jack. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 1650-01-081-2359 |
| Primary Part Number | 8837-9 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Columbus Jack Corporation Div Columbus Jack |
| Status | ACTIVE |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Integral Valve Operation Method | HYDRAULIC |
| Bore Diameter | 2.500 INCHES NOMINAL IN |
| Mounting Type and Location | LUG(S) BOTH ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8837-9 PRIMARY | Columbus Jack Corporation Div Columbus Jack (USA) |
| Reference | Meaning |
|---|---|
| 8837-9 | 5/9 Secondary reference Age Logistics Corporation |
NSN 1650-01-081-2359 is a Cylinder Assembly,actuating,line, manufactured by Columbus Jack Corporation Div Columbus Jack, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-081-2359 has 1 manufacturer part number on file: 8837-9 (Columbus Jack Corporation Div Columbus Jack).
1 possible match (shared part number, not a government interchangeability claim): 4240-01-250-8279. Verify interchangeability with system specifications before substitution.
Key specifications for 8837-9: Design Characteristics: SINGLE ACTING SINGLE CYLINDER; Integral Valve Operation Method: HYDRAULIC; Bore Diameter: 2.500 INCHES NOMINAL IN; Mounting Type and Location: LUG(S) BOTH ENDS. 4 specifications are documented in the U.S. Government catalog.
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 1650-01-081-2359 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.