The Servocylinder, cataloged under National Stock Number 1650-01-172-3653, 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 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1650-01-172-3653 |
| Item Name | Servocylinder |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| Second End Hole Diameter | 0.750 INCHES NOMINAL IN |
| Piston Rod End Similarity | NOT IDENTICAL |
| Extended Length | 32.580 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Second End Fork Width | 1.900 INCHES NOMINAL IN |
| Second Piston Rod End Style | FORK TYPE (CLEVIS) |
| Second End Fork Span Width | 0.876 INCHES NOMINAL IN |
| First Piston Rod End Style | BEARING TYPE |
| First End Thickness at Mounting Holes | 1.095 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN |
| First End Hole Diameter | 0.625 INCHES NOMINAL IN |
| Integral Valve Operation Method | ELECTRIC |
| First End Outside Diameter | 2.080 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 75B690065-103 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 3829H2 | 3/9 Design control — primary reference Claverham Ltd |
| 3829H2 | C/1 Advisory reference — outside the item-of-supply concept Goodrich Actuation Systems Ltd |
NSN 1650-01-172-3653 is a Servocylinder, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
Key specifications for 1650-01-172-3653: Second End Hole Diameter: 0.750 INCHES NOMINAL IN; Piston Rod End Similarity: NOT IDENTICAL; Extended Length: 32.580 INCHES NOMINAL IN; Design Characteristics: DOUBLE ACTING SINGLE CYLINDER. 12 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 1650-01-172-3653 has DEMIL Code D. 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.