The Servocylinder, cataloged under National Stock Number 1650-00-780-0385, 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 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-780-0385 |
| Item Name | Servocylinder |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT AILERON ACTUATOR |
| Pressure Rating | 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Compressed Length | 8.700 INCHES MAXIMUM IN |
| Compressed Length | 8.620 INCHES MINIMUM IN |
| Temp Rating | 160.0 FAHRENHEIT DEGF |
| Temp Rating | -65.0 FAHRENHEIT DEGF |
| Seat Angle in Deg | 60.0 |
| Extended Length | 10.640 INCHES MINIMUM IN |
| Extended Length | 10.800 INCHES MAXIMUM IN |
| Port Thread Series Designator | UNF |
| Port Thread Class | 3B |
| Port Thread Quantity Per Inch | 18 |
| Port Thread Diameter | 0.562 INCHES NOMINAL IN |
| Port Location and Quantity | 4 CENTER SECTION |
| Port Style | GASKET SEAL |
| Integral Valve Operation Method | MECHANICAL |
| 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 |
| Reference | Meaning |
|---|---|
| 2-43160-501 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| 2-43160-501 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
NSN 1650-00-780-0385 is a Servocylinder, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
Key specifications for 1650-00-780-0385: FSC Application Data: AIRCRAFT AILERON ACTUATOR; Pressure Rating: 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Compressed Length: 8.700 INCHES MAXIMUM IN; Compressed Length: 8.620 INCHES MINIMUM IN. 16 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 1650-00-780-0385 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.