The Cylinder Assembly,actuating,line, cataloged under National Stock Number 1650-01-388-4935, 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 Triumph Actuation Systems, Llc Div Triumph Actuation Systems - Freeport. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-388-4935 |
| Primary Part Number | 1FA10039-7 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Triumph Actuation Systems, Llc Div Triumph Actuation Systems - Freeport |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT HYDRAULIC, VACUUM, DEICING SYSTEMS |
| Compressed Length | 12.000 INCHES NOMINAL IN |
| Extended Length | 17.540 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1FA10039-7 PRIMARY | Triumph Actuation Systems, Llc Div Triumph Actuation Systems - Freeport (USA) |
| Reference | Meaning |
|---|---|
| 1FA10039-1 | 5/9 Secondary reference U.S. Government activity |
| 1FA10039-3 | 5/9 Secondary reference Triumph Actuation Systems, Llc Div Triumph Actuation Systems - Freeport |
| 1FA10039-1 | D/9 Drawing number reference only Triumph Actuation Systems, Llc Div Triumph Actuation Systems - Freeport |
| 17B2C6003-505 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 1650-01-388-4935 is a Cylinder Assembly,actuating,line, manufactured by Triumph Actuation Systems, Llc Div Triumph Actuation Systems - Freeport, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-388-4935 has 1 manufacturer part number on file: 1FA10039-7 (Triumph Actuation Systems, Llc Div Triumph Actuation Systems - Freeport).
Key specifications for 1FA10039-7: FSC Application Data: AIRCRAFT HYDRAULIC, VACUUM, DEICING SYSTEMS; Compressed Length: 12.000 INCHES NOMINAL IN; Extended Length: 17.540 INCHES NOMINAL IN; Design Characteristics: DOUBLE ACTING SINGLE CYLINDER. 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 1650-01-388-4935 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.