The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-00-779-6465, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-00-779-6465 |
| Primary Part Number | LD497976 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| First Piston Rod End Thread Class | 2A A |
| Pressure Rating | 300.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Compressed Length | 11.500 INCHES NOMINAL IN |
| Extended Length | 14.750 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| First Piston Rod End Thread Quantity Per Inch | 16 |
| First End External Thread Length | 1.250 INCHES NOMINAL IN |
| First Piston Rod End Style | EXTERNAL THREADED |
| First Piston Rod End Thread Series Designator | UNF |
| Bore Diameter | 4.000 INCHES NOMINAL IN |
| Mounting Type and Location | FLANGE PISTON ROD END |
| First Piston Rod End Thread Diameter | 0.750 INCHES NOMINAL IN |
| First End Outside Diameter | 0.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| LD497976 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 1815696 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 2319707 | D/9 Drawing number reference only Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 3040-00-779-6465 is a Cylinder Assembly,actuating,line, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-779-6465 has 2 manufacturer part numbers on file: LD497976 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1815696 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for LD497976: First Piston Rod End Thread Class: 2A A; Overall Height: 6.000 INCHES NOMINAL IN; Pressure Rating: 300.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Compressed Length: 11.500 INCHES NOMINAL IN. 13 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.
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.