Mini Tractor Bearing 30319/30321 Tapered Roller – High-Load, Precision Factory Direct
Basic Info.
| Inner Diameter | 35mm–400mm |
| Outer Dimension | 70×180×42mm |
| Material | Bearing Steel |
| Type | Cylindrical Roller Bearing |
| Load Direction | Radial Bearing |
| Seals Type | Open |
High-precision cylindrical roller bearing made of premium bearing steel, designed for heavy radial loads. Features open structure, single-row configuration, and standard precision grades (P0–P2). Suitable for OEM/ODM applications with wide dimensional range and reliable performance in industrial machinery.

















