Tapered Roller Bearings - TS (Tapered Single) Imperial Timken LM742745 - LM742714

Описание

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. Specifications Series LM742700 Cone Part Number LM742745 Cup Part Number LM742714 Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 8.3750 in D - Cup Outer Diameter 11.3750 in B - Cone Width 1.8125 in C - Cup Width 1.3750 in T - Bearing Width 1.8125 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.130 in da - Cone Frontface Backing Diameter 8.86 in db - Cone Backface Backing Diameter 9.06 in Da - Cup Frontface Backing Diameter 11.06 in Db - Cup Backface Backing Diameter 10.51 in Ab - Cage-Cone Frontface Clearance 0.12 in Aa - Cage-Cone Backface Clearance 0.18 in a - Effective Center Location3 0.56 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 25000 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 96600 lbf C0 - Static Radial Rating 200000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 20600 lbf Factors K - Factor7 1.21 e - ISO Factor8 0.48 Y - ISO Factor9 1.25 G1 - Heat Generation Factor (Roller-Raceway) 866.9 G2 - Heat Generation Factor (Rib-Roller End) 225.2 Cg - Geometry Factor10 0.139