The Servocylinder, cataloged under National Stock Number 1650-01-016-3572, 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 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-016-3572 |
| Item Name | Servocylinder |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| FSC Application Data | HELICOPTER MODEL UH-1 HYDRAULIC SYSTEM |
| Seat Angle in Deg | 45.0 |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Port Thread Series Designator | UNF |
| Port Thread Class | 3B |
| Port Thread Quantity Per Inch | UNABLE TO DECODE |
| Port Thread Diameter | 0.437 INCHES NOMINAL AND 0.562 INCHES NOMINAL IN |
| Port Location and Quantity | 4 CYLINDER HEAD END |
| Port Style | GASKET SEAL |
| Integral Valve Operation Method | HYDRAULIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 204-076-511-9 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1650-01-016-3572 is a Servocylinder, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
Key specifications for 1650-01-016-3572: FSC Application Data: HELICOPTER MODEL UH-1 HYDRAULIC SYSTEM; Seat Angle in Deg: 45.0; Design Characteristics: SINGLE ACTING SINGLE CYLINDER; Port Thread Series Designator: UNF. 10 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 1650-01-016-3572 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.