... load 3.Small, medium,large size 4.OEM,High precision Spherical roller bearing: Features:1,Structure: General,flanged,extended inner ring2,Shield / ... V4, V3, V2, V15,Internal clearance codes: C0,C2, C3, C4, C56,Material: AISI52100, AISI440C, AISI304, AISI316, Ceramic7,Retainer: Brass, ... 9001:2000 standard Precision:P0 P6 P5Clearance:C2 C3 C4 C5vibration:Z1V1,Z2V2,Z3V3 limit speed rating:1500~1900r/ ...