Structure: Deep Groove Type: Ball Brand Name: Konlon Bore Size: 1 - 85 mm Outside Diameter: 3 - 180 mm Model Number: 6201 z Seals Type: open ZZ/2RS Number of Row: Single Row Place of Origin: Anhui, China (Mainland) Material: chrome steel, Stainless steel Noise Level: ZV1,ZV2,ZV3 Certificate: ISO9001:2008 Precision: P0,P4,P5,P6 Cage material: steel Item: chrome steel 6201 z bearings 6201ZZ 6201 2rs deep groove ball bearing Clearance: C2 C0 C3 C4 C5 Service: OEM Service.Design Service Main Markets: America.Southeast Asia, Europe, etc deep groove ball bearing 1. Specifications: 1) Bearing type: 6000,6200.6300,6400,16002,61800,61900 series 2) Bore diameter range: 4mm to 100mm 3) Shield/closure: 2RS, ZZ, OPEN 4) Tolerance codes: ABEC-1, ABEC-3, ABEC-5, ABEC-7 5) Vibration level codes: V4, V3, V2, V1 6) Packing: Plastic tube packing or individual box packing. http://www.konlon-bearing.com/spherical_roller_bearing_c3841.html spherical roller bearing http://www.konlon-bearing.com/thrust_ball_bearing_c3840.html Thrust roller bearing supplies http://www.konlon-bearing.com/thrust_ball_bearing_c3840.html Thrust roller bearing