Tapered Roller Bearings - TS (Tapered Single) Imperial Timken LM739749 - LM739710

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 LM739700 Cone Part Number LM739749 Cup Part Number LM739710 Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) LM739749-90034 Dimensions d - Bore 7.7500 in D - Cup Outer Diameter 10.1250 in B - Cone Width 1.5625 in C - Cup Width 1.1875 in T - Bearing Width 1.5625 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 8.11 in db - Cone Backface Backing Diameter 8.39 in Da - Cup Frontface Backing Diameter 9.92 in Db - Cup Backface Backing Diameter 9.41 in Ab - Cage-Cone Frontface Clearance 0.12 in Aa - Cage-Cone Backface Clearance 0.12 in a - Effective Center Location3 0.45 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 18600 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 71600 lbf C0 - Static Radial Rating 161000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 14200 lbf Factors K - Factor7 1.31 e - ISO Factor8 0.45 Y - ISO Factor9 1.34 G1 - Heat Generation Factor (Roller-Raceway) 762 G2 - Heat Generation Factor (Rib-Roller End) 232 Cg - Geometry Factor10 0.13