Description
This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft. Unit of Measure Imperial Metric Both Specifications | Dimensions | Abutment and Fillet Dimensions | Basic Load Ratings | Factors Specifications Series 42000 Cone Part Number 42376 Cup Part Number 42584 Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 3 3/4 in 95.250 mm D - Cup Outer Diameter 5.8437 in 148.430 mm B - Cone Width 1.1406 in 28.971 mm C - Cup Width 0.8438 in 21.433 mm T - Bearing Width 1.1250 in 28.575 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius 1 0.14 in 3.600 mm r - Cup Backface "To Clear" Radius 2 0.12 in 3.05 mm da - Cone Frontface Backing Diameter 4.06 in 103 mm db - Cone Backface Backing Diameter 4.29 in 109 mm Da - Cup Frontface Backing Diameter 5.63 in 142.00 mm Db - Cup Backface Backing Diameter 5.28 in 134.11 mm Ab - Cage-Cone Frontface Clearance 0.14 in 3.6 mm Aa - Cage-Cone Backface Clearance 0.1 in 2.5 mm a - Effective Center Location 3 0.12 in 3 mm Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions) 4 11300 lbf 50100 N C1 - Dynamic Radial Rating (1 million revolutions) 5 43400 lbf 193000 N C0 - Static Radial Rating 54300 lbf 241000 N C a90 - Dynamic Thrust Rating (90 million revolutions) 6 9480 lbf 42200 N Factors K - Factor 7 1.19 e - ISO Factor 8 0.49 Y - ISO Factor 9 1.22 G1 - Heat Generation Factor (Roller-Raceway) 129.7 G2 - Heat Generation Factor (Rib-Roller End) 37.2 Cg - Geometry Factor 10 0.139 1 These maximum fillet radii will be cleared by the bearing corners. 2 These maximum fillet radii will be cleared by the bearing corners. 3 Negative value indicates effective center inside cone backface. 4 Based on 90 x 10 6 revolutions L 10 life, for The Timken Company life calculation method. C 90 and C a90 are radial and thrust values. 5 Based on 1 x 10 6 revolutions L 10 life, for the ISO life calculation method. 6 Based on 90 x 10 6 revolutions L 10 life, for The Timken Company life calculation method. C 90 and C a90 are radial and thrust values for a single-row, C 90(2) is the two-row radial value. 7 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. 8 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. 9 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. 10 Geometry constant for Lubrication Life Adjustment Factor a3l.
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Ordering part was fast and seamless. Seller was very active and kept me updated the whole time. Shipping was fast especially since it traveled a long distance. Will be ordering from them again.
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