National Crane
Plug for National Crane 900
This plug is designed to seal openings in hydraulic or lubrication systems for the National Crane 900 crane. It serves as a closure for housings and reservoirs to maintain system integrity.
Compatible models
Specifications
- Part number
- 204475
- Brand
- National Crane
The plug serves as a sealing component for hydraulic and lubrication systems found in heavy machinery. It is installed to close openings in housings, reservoirs, or fluid lines, preventing the leakage of hydraulic oil or lubricants. By creating a secure seal, the component also prevents external contaminants such as dirt, dust, and moisture from entering the internal systems.
This part is compatible with the National Crane 900 model. It is identified by part number 204475. The component is designed to fit specific access or drainage points within the machine to ensure that fluid circuits remain closed and protected during operation.
Plugs of this type are used throughout hydraulic circuits to seal off unused ports or to provide access for maintenance and fluid drainage. They typically feature threaded sections to ensure a secure fit within the corresponding port. Proper installation of these seals is necessary to maintain system pressure and prevent environmental contamination from fluid leaks.

