Tapered Roller Bearings - TS (Tapered Single) Imperial Timken LM117949 - LM117910

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 LM117900 Cone Part Number LM117949 Cup Part Number LM117910 Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 3 1/2 in D - Cup Outer Diameter 5.1250 in B - Cone Width 1.1250 in C - Cup Width 1.0000 in T - Bearing Width 1.1250 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.09 in r - Cup Backface "To Clear" Radius2 0.090 in da - Cone Frontface Backing Diameter 3.78 in db - Cone Backface Backing Diameter 3.9 in Da - Cup Frontface Backing Diameter 4.89 in Db - Cup Backface Backing Diameter 4.72 in Ab - Cage-Cone Frontface Clearance 0.07 in Aa - Cage-Cone Backface Clearance 0.04 in a - Effective Center Location3 -0.22 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 8060 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 31100 lbf C0 - Static Radial Rating 49500 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 3710 lbf Factors K - Factor7 2.17 e - ISO Factor8 0.27 Y - ISO Factor9 2.23 G1 - Heat Generation Factor (Roller-Raceway) 135.7 G2 - Heat Generation Factor (Rib-Roller End) 61.9 Cg - Geometry Factor10 0.116