Date: 2016-08-22

Timken 440 - 432 bearing stock, Dimensions, Drawing

Series  435 Cone Part Number  440 Cup Part Number  432 Design Units  Imperial Bearing Weight  2.3000 lb 1.0000 Kg Cage Type  Stamped Steel D - Cup Outer Diameter  3.7500 in 95.250 mm d - Cone Bore  1.5000 in 38.100 mm B - Cone Width  1.1772 in 29.901 mm C - Cup Width  0.8750 in 22.225 mm T - Bearing Width  1.0938 in 27.783 mm Z - Number of Rollers Per Row  16 R - Cone Backface "To Clear" Radius1  0.030 in 0.760 mm r - Cup Backface "To Clear" Radius2  0.090 in 2.29 mm da - Cone Frontface Backing Diameter  1.79 in 45.47 mm db - Cone Backface Backing Diameter  1.83 in 46.48 mm Da - Cup Frontface Backing Diameter  3.46 in 87.88 mm Db - Cup Backface Backing Diameter  3.27 in 83.06 mm Ab - Cage-Cone Frontface Clearance  0.02 in 0.51 mm Aa - Cage-Cone Backface Clearance  0.06 in 1.52 mm a - Effective Center Location3  -0.36 in -9.10 mm C90 - Dynamic Radial Rating (90 million revolutions)1  7400 lbf 32900 N C1 - Dynamic Radial Rating (1 million revolutions)2  28500 lbf 127000 N C0 - Static Radial Rating  32400 lbf 144000 N Ca90 - Dynamic Thrust Rating (90 million revolutions)3  3600 lbf 16000 N K - Factor1  2.05 e - ISO Factor2  0.28 Y - ISO Factor3  2.11 G1 - Heat Generation Factor (Roller-Raceway)  42.5 G2 - Heat Generation Factor (Rib-Roller End)  11.3 Cg - Geometry Factor  0.0805

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