The Cylinder Assembly,actuating,line, cataloged under National Stock Number 1650-01-023-8871, 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 27 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-023-8871 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| Voltage Rating in Volts | 26.0 DC |
| Mounting Facility Diameter | 0.999 INCHES NOMINAL IN |
| Pressure Rating | 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Center to Center Distance Between Mounting Provisions | 37.625 INCHES NOMINAL IN |
| Compressed Length | 32.656 INCHES NOMINAL IN |
| Temp Rating | -65.0 FAHRENHEIT DEGF |
| Temp Rating | 275.0 FAHRENHEIT DEGF |
| Seat Angle in Deg | 60.0 |
| Extended Length | 42.593 INCHES NOMINAL IN |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Overall Diameter | 4.200 INCHES NOMINAL IN |
| Port Thread Series Designator | UNF |
| Body Outside Diameter | 4.200 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | TWO HOLE |
| First Piston Rod End Style | BEARING TYPE |
| First End Thickness at Mounting Holes | 0.955 INCHES NOMINAL IN |
| Port Thread Class | 3B |
| Port Thread Quantity Per Inch | 16 |
| Body Material | STEEL CORROSION RESISTING |
| Port Thread Diameter | 0.750 INCHES NOMINAL IN |
| Port Style | GASKET SEAL |
| First End Hole Diameter | 0.999 INCHES NOMINAL IN |
| Mounting Provision for Which Designed | UNTHREADED MOUNTING HOLES |
| Integral Valve Operation Method | ELECTRIC |
| Bore Diameter | 4.165 INCHES NOMINAL IN |
| Mounting Type and Location | TONGUE CYLINDER HEAD END |
| First End Outside Diameter | 2.500 INCHES NOMINAL IN |
| 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 |
|---|---|
| 21420-14 | 5/9 Secondary reference Moog Inc Div Moog Inc., Space and Defense - Salt Lake City |
| 21420-14 | 3/2 Design control — primary reference U.S. Government activity |
| 21420-14 | 5/9 Secondary reference E-Systems Inc Montek Div Fluid Controls Opns |
| 128SCH163-604 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| 128SCH163-604 | 7/9 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 1650-01-023-8871 is a Cylinder Assembly,actuating,line, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
Key specifications for 1650-01-023-8871: Voltage Rating in Volts: 26.0 DC; Mounting Facility Diameter: 0.999 INCHES NOMINAL IN; Pressure Rating: 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Center to Center Distance Between Mounting Provisions: 37.625 INCHES NOMINAL IN. 27 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 1650-01-023-8871 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.