HYDRAULIC FILTER P551551 Manufacturer: DONALDSON Parameters: Filter type: screw-on Thread size in inches: 1 inch Number of threads per inch: 12 Inner diameter: 49.0 mm Outer diameter: 93.0 mm Height: 135.89 mm Inner seal diameter: 62.0 mmOuter seal diameter: 72.0 mmWe offer all oil, fuel, air, hydraulic, water and cabin filters!