... products are applied to areas such as textile machinery, printing machinery, tobacco machinery, engineering machinery, sewing machinery, food- Bearing NO.d(mm)D(mm ... )H(mm) NAOL 644(4744)220380175processing machinery, packing machinery, motorcycles, mopeds, power tools, automobiles, office equipment, auto ... clutches and assemblies (HF,HFL) Inside rings (IR, LR) High Quality Needle Bearing 644