Tapered Roller Bearings - TS (Tapered Single) Metric Timken JW7049 - JW7010AX

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 JW7000 Cone Part Number JW7049 Cup Part Number JW7010AX Design Unit Metric Cage Material Stamped Steel Related Assembly Number(s) JW7049-90NB7 Dimensions d - Bore 70 mm D - Cup Outer Diameter 140 mm B - Cone Width 35.500 mm C - Cup Width 27 mm T - Bearing Width 39.000 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 3.050 mm r - Cup Backface "To Clear" Radius2 0.25 mm da - Cone Frontface Backing Diameter 82 mm db - Cone Backface Backing Diameter 95 mm Da - Cup Frontface Backing Diameter 133.35 mm Db - Cup Backface Backing Diameter 119.13 mm Ab - Cage-Cone Frontface Clearance 5.3 mm Aa - Cage-Cone Backface Clearance 4.3 mm a - Effective Center Location3 8.6 mm Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 62600 N C1 - Dynamic Radial Rating (1 million revolutions)5 241000 N C0 - Static Radial Rating 257000 N Ca90- Dynamic Thrust Rating (90 million revolutions)6 92800 N Factors K - Factor7 0.67 e - ISO Factor8 0.87 Y - ISO Factor9 0.69 G1 - Heat Generation Factor (Roller-Raceway) 85.2 G2 - Heat Generation Factor (Rib-Roller End) 23.4 Cg - Geometry Factor10 0.0984