The Cylinder Assembly,actuating,line, cataloged under National Stock Number 1650-00-476-9253, 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 The Boeing Company Div Defense. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1650-00-476-9253 |
| Primary Part Number | 53-690078-1 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| FSC Application Data | HYDRAULIC SYSTEM,AIRCRAFT |
| Pressure Rating | 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| First End Fork Depth | UNABLE TO DECODE |
| Center to Center Distance Between Mounting Provisions | 3.520 INCHES NOMINAL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Seat Angle in Deg | UNABLE TO DECODE |
| Piston Rod End Similarity | IDENTICAL |
| Extended Length | 16.430 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Overall Diameter | 3.000 INCHES NOMINAL IN |
| Port Thread Series Designator | UNABLE TO DECODE |
| First End Fork Width | UNABLE TO DECODE |
| Body Outside Diameter | 2.670 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | TWO HOLE |
| First End Fork Span Width | UNABLE TO DECODE |
| First Piston Rod End Style | UNABLE TO DECODE |
| Port Thread Class | UNABLE TO DECODE |
| Port Thread Quantity Per Inch | UNABLE TO DECODE |
| Port Thread Diameter | UNABLE TO DECODE |
| First End Largest Inside Diameter | UNABLE TO DECODE |
| Port Style | UNABLE TO DECODE |
| First End Hole Diameter | UNABLE TO DECODE |
| Test Data Document | 76301-53-690068-3 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Mounting Provision for Which Designed | UNTHREADED MOUNTING HOLES |
| Integral Valve Operation Method | HYDRAULIC |
| Mounting Type and Location | FORK PISTON ROD END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 53-690078-1 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 53-690068-3 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 1650-00-476-9253 is a Cylinder Assembly,actuating,line, manufactured by The Boeing Company Div Defense, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-476-9253 has 1 manufacturer part number on file: 53-690078-1 (The Boeing Company Div Defense).
Key specifications for 53-690078-1: Overall Height: 3.520 INCHES NOMINAL IN; FSC Application Data: HYDRAULIC SYSTEM,AIRCRAFT; Pressure Rating: 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; First End Fork Depth: UNABLE TO DECODE. 26 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 1650-00-476-9253 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.