6028N, 6028Z, 6028ZZ, 6028-RZ, 6028-2RZ, 6028RS, 6028-2RS ball bearing Basic Information Structure : Deep Groove Type Ball Model Number: 6028 Brand : ATM Precision Rating: P0 P6 P5 Inner diameter : 140 mm±0.0001 mm Outer diameter: 210 mm±0.0001 mm Width: 33 mm±0.0001 mm Rated load(Kn): Cr:111;Cor:108 Weight: 3.35 Kg Clearance: C2 C3 C4 C5 Number of Row: Single or double row Material: iron,Gcr11, Gcr15