bearing ntn deep groove ball bearing 6002 size 15*32*9 mm

Deep Groove Metric Ball Bearings - Shielded
Shielded (2Z) bearings are fitted with two metal dust shields to prevent the ingress of dirt and foreign matter. 2RZ bearings are 2Z bearings fitted with two low friction seals.
Deep groove ball bearings are versatile and robust in operation, they also require little maintenance. Deep groove ball bearings are the most widely used bearing type due to their simple design and suitability for high speeds.
Features and Benefits
• Primarily intended for applications where the bearing inner ring rotates
• If the outer ring rotates there is a danger that grease may be lost from the bearing at high speeds
• Both standard and C3 clearance available