TIMKEN 32221 1Pcs Tapered Roller Bearing Assembly - 105 mm Bore, 190 mm OD, 50 mm Cone Width, Wheel Bearing

Specifications Series 32221M Cone Part Number X32221M Cup Part Number Y32221M Design Unit Metric Cage Material Stamped Steel Dimensions d - Bore 105 mm 4.1339 in D - Cup Outer Diameter 190 mm 7.4803 in B - Cone Width 50 mm 1.9685 in C - Cup Width 43 mm 1.6929 in T - Bearing Width 53.000 mm 2.0866 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 3.050 mm 0.12 in r - Cup Backface "To Clear" Radius2 2.54 mm 0.1 in da - Cone Frontface Backing Diameter 118 mm 4.65 in db - Cone Backface Backing Diameter 123 mm 4.84 in Da - Cup Frontface Backing Diameter 181.10 mm 7.13 in Db - Cup Backface Backing Diameter 170.94 mm 6.73 in Ab - Cage-Cone Frontface Clearance 3.6 mm 0.14 in Aa - Cage-Cone Backface Clearance 4.3 mm 0.17 in a - Effective Center Location3 -7.9 mm -0.31 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 122000 N 27500 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 472000 N 106000 lbf C0 - Static Radial Rating 516000 N 116000 lbf Ca90 - Dynamic Thrust Rating (90 million revolutions)6 88000 N 19800 lbf Factors K - Factor7 1.39 e - ISO Factor8 0.42 Y - ISO Factor9 1.43 G1 - Heat Generation Factor (Roller-Raceway) 219.9 G2 - Heat Generation Factor (Rib-Roller End) 43.5 Cg - Geometry Factor10 0.102