uxcell 6702ZZ Deep Groove Ball Bearings Z2 15mm x 21mm x 4mm Double Shielded Chrome Steel 10pcs

NOTE? Please refer to the picture and select right type of bearings before your order (Sealed or Shield on BOTH or SINGLE side of the bearing). Suffix on the bearing just for differentiating between Sealed and Shield type of bearing. It would not affect the use of our product. Description: Single-row, pre-lubricated, normal accuracy. Deep Groove Ball Bearings are one of the most widely used rolling bearings. They are used to accommodate radial and axial loads in both directions. With small friction and high-limit speed, Ball Bearings are cost-effective and require little maintenance. Suitable for all kinds of industrial equipment, micro motor, small rotary motor, office equipment and so on. Selecting Guide: Shields (Designation Suffix Z/ZZ) - High speed. Protect from dirt and debris. Sealed (Designation Suffix RS/2RS) - Made of sheet steel reinforced NBR (oil- and liquid-resistant). Lower limit speed than Shield Bearings. Specification: Model: 6702ZZ Seal Type: Double Shielded Inner Race/Outer Race Material: Chromium Steel (GCr15) Cage Material: Stamping Steel Inner Diameter (d): 15mm Outer Diameter (D): 21mm Thickness (B): 4mm Dynamic Load Rating (Cr): 937N Static Load Rating (Cor): 581N Accuracy Class: P0 (ABEC-1) Noise Level: Z2 Number of Pack: 10 Pcs