Tapered Roller Bearings - TS (Tapered Single) Metric Timken JLM722948 - JLM722912

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 LM722900 Cone Part Number JLM722948 Cup Part Number JLM722912 Design Unit Metric Cage Material Stamped Steel Related Assembly Number(s) JLM722948-90B02 Dimensions d - Bore 115 mm D - Cup Outer Diameter 165 mm B - Cone Width 27.000 mm C - Cup Width 21.000 mm T - Bearing Width 28.000 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 3.300 mm r - Cup Backface "To Clear" Radius2 3.05 mm da - Cone Frontface Backing Diameter 121 mm db - Cone Backface Backing Diameter 127 mm Da - Cup Frontface Backing Diameter 159.00 mm Db - Cup Backface Backing Diameter 150.88 mm Ab - Cage-Cone Frontface Clearance 3 mm Aa - Cage-Cone Backface Clearance 1.8 mm a - Effective Center Location3 5.6 mm Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 41400 N C1 - Dynamic Radial Rating (1 million revolutions)5 160000 N C0 - Static Radial Rating 245000 N Ca90- Dynamic Thrust Rating (90 million revolutions)6 32500 N Factors K - Factor7 1.27 e - ISO Factor8 0.46 Y - ISO Factor9 1.31 G1 - Heat Generation Factor (Roller-Raceway) 161 G2 - Heat Generation Factor (Rib-Roller End) 57.2 Cg - Geometry Factor10 0.145