Tapered Roller Bearings - TS (Tapered Single) Metric Timken JF7049A - JF7010

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 JF7000 Cone Part Number JF7049A Cup Part Number JF7010 Design Unit Metric Cage Material Stamped Steel Dimensions d - Bore 70 mm D - Cup Outer Diameter 130 mm B - Cone Width 42.000 mm C - Cup Width 35 mm T - Bearing Width 43.000 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 7.110 mm r - Cup Backface "To Clear" Radius2 2.54 mm da - Cone Frontface Backing Diameter 81 mm db - Cone Backface Backing Diameter 94 mm Da - Cup Frontface Backing Diameter 124.00 mm Db - Cup Backface Backing Diameter 116.08 mm Ab - Cage-Cone Frontface Clearance 4.6 mm Aa - Cage-Cone Backface Clearance 1.5 mm a - Effective Center Location3 -12.4 mm Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 84400 N C1 - Dynamic Radial Rating (1 million revolutions)5 325000 N C0 - Static Radial Rating 360000 N Ca90- Dynamic Thrust Rating (90 million revolutions)6 48100 N Factors K - Factor7 1.75 e - ISO Factor8 0.33 Y - ISO Factor9 1.8 G1 - Heat Generation Factor (Roller-Raceway) 121 G2 - Heat Generation Factor (Rib-Roller End) 24.5 Cg - Geometry Factor10 0.0828