688ZZ Ball Bearing 5x16x8 - 8mm Bore

Single-row ball bearing is one of the most important elements of the drive unit, for universal applications, including modeling engines and construction, e.g. CNC. Ball bearing type 688ZZ for 8mm shaft. Deep groove ball bearings are a very popular type of rolling bearings used to achieve smooth, harmonious and very quiet rotation. A bearing is a machine element used to seat shafts and axles in supports. This type of bearing consists of four basic elements: Outer ring Inner ring Rolling element Ball basket Attention! It is worth checking the condition of bearings in each motor, it is especially recommended to control the quality of the motors' operation. A damaged bearing is a source of vibration, which can cause many problems. Miniature bearings found in modeling engines are one of the most important elements of the drive unit. We owe them the high quality of engine operation. The most common are deep groove roller bearings. Technical data: d - inner diameter (bore): 8mm D - outer diameter: 16 mm B - width (thickness): 5 mm