Tapered Roller Bearings - TS (Tapered Single) Imperial Timken EE749260 - 749336

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 749000 Cone Part Number EE749260 Cup Part Number 749336 Design Unit Inch Cage Material Pin-Type Related Assembly Number(s) EE749260-90021 Dimensions d - Bore 26.0000 in D - Cup Outer Diameter 33.6250 in B - Cone Width 3.3649 in C - Cup Width 2.3750 in T - Bearing Width 3.3750 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.380 in r - Cup Backface "To Clear" Radius2 0.250 in da - Cone Frontface Backing Diameter 27.05 in db - Cone Backface Backing Diameter 27.64 in Da - Cup Frontface Backing Diameter 32.36 in Db - Cup Backface Backing Diameter 32.01 in Ab - Cage-Cone Frontface Clearance 0.17 in Aa - Cage-Cone Backface Clearance 0.36 in a - Effective Center Location3 1.55 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 131000 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 504000 lbf C0 - Static Radial Rating 1040000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 78600 lbf Factors K - Factor7 1.66 e - ISO Factor8 0.35 Y - ISO Factor9 1.71 G1 - Heat Generation Factor (Roller-Raceway) 9220 G2 - Heat Generation Factor (Rib-Roller End) 1360 Cg - Geometry Factor10 0.271