The Cylinder Assembly,actuating,line, cataloged under National Stock Number 1650-01-018-3514, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-018-3514 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| Compressed Length | 18.540 INCHES NOMINAL IN |
| Seat Angle in Deg | 37.0 |
| Piston Rod End Similarity | IDENTICAL |
| Extended Length | 24.980 INCHES NOMINAL IN |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Port Thread Series Designator | UNF |
| Port Thread Class | 3B |
| Port Thread Quantity Per Inch | 18 |
| Port Thread Diameter | 0.562 INCHES NOMINAL IN |
| Port Style | GASKET SEAL |
| Integral Valve Operation Method | HYDRAULIC |
| Bore Diameter | 2.620 INCHES NOMINAL IN |
| Mounting Type and Location | BEARING BOTH ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| A51H20102-5 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| A51H20102-5 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| A51H20102-5 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
NSN 1650-01-018-3514 is a Cylinder Assembly,actuating,line, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
Key specifications for 1650-01-018-3514: Compressed Length: 18.540 INCHES NOMINAL IN; Seat Angle in Deg: 37.0; Piston Rod End Similarity: IDENTICAL; Extended Length: 24.980 INCHES NOMINAL IN. 13 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 1650-01-018-3514 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.