The Servocylinder, cataloged under National Stock Number 1650-01-100-5330, 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 Hawker Pacific Aerospace. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-100-5330 |
| Primary Part Number | 1660-25 |
| Item Name | Servocylinder |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Hawker Pacific Aerospace |
| Status | ACTIVE |
| Temp Rating | 180.0 FAHRENHEIT DEGF |
| Temp Rating | -65.0 FAHRENHEIT DEGF |
| Piston Rod End Similarity | NOT IDENTICAL |
| Extended Length | 13.990 INCHES NOMINAL IN |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Port Thread Series Designator | UNF |
| First End Fork Width | 1.120 INCHES NOMINAL IN |
| First Piston Rod End Style | FORK TYPE (CLEVIS) |
| Material Document and Classification | -A-268, COMP 2024, T4-CANCELED AEROSPACE MATERIAL SPEC STD 13TH MATERIAL RESPONSE BODY |
| Port Thread Class | 3B |
| Port Thread Quantity Per Inch | 20 |
| Port Location and Quantity | 1 PISTON ROD END |
| Integral Valve Operation Method | HYDRAULIC |
| Bore Diameter | 0.550 INCHES NOMINAL IN |
| Bore Diameter | 1.060 INCHES NOMINAL IN |
| Bore Diameter | 0.625 INCHES NOMINAL IN |
| Bore Diameter | 0.594 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 1660-25 PRIMARY | Hawker Pacific Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 204-076-053-15 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 1650-01-100-5330 is a Servocylinder, manufactured by Hawker Pacific Aerospace, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-100-5330 has 1 manufacturer part number on file: 1660-25 (Hawker Pacific Aerospace).
Key specifications for 1660-25: Overall Height: 2.875 INCHES MINIMUM AND 2.880 INCHES MAXIMUM IN; Temp Rating: 180.0 FAHRENHEIT DEGF; Temp Rating: -65.0 FAHRENHEIT DEGF; Piston Rod End Similarity: NOT IDENTICAL. 18 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 1650-01-100-5330 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.