Tapered Roller Bearings - TS (Tapered Single) Imperial Timken LM770949 - LM770910

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 LM770900 Cone Part Number LM770949 Cup Part Number LM770910 Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) LM770949-90015 Dimensions d - Bore 18.0000 in D - Cup Outer Diameter 23.7500 in B - Cone Width 3.3125 in C - Cup Width 2.3750 in T - Bearing Width 3.3750 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.25 in r - Cup Backface "To Clear" Radius2 0.130 in da - Cone Frontface Backing Diameter 18.86 in db - Cone Backface Backing Diameter 19.25 in Da - Cup Frontface Backing Diameter 22.90 in Db - Cup Backface Backing Diameter 22.44 in Ab - Cage-Cone Frontface Clearance 0.2 in Aa - Cage-Cone Backface Clearance 0.48 in a - Effective Center Location3 1.2 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 86800 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 335000 lbf C0 - Static Radial Rating 773000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 67300 lbf Factors K - Factor7 1.29 e - ISO Factor8 0.45 Y - ISO Factor9 1.32 Cg - Geometry Factor10 0.237