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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.
Series L21500
Cup Part Number L21511
D – Cup Outer Diameter 1.3775 in 34.989 mm
C – Cup Width 0.3430 in 8.712 mm
r – Cup Frontface “To Clear” Radius2 0.050 in 1.27 mm
Da – Cup Frontface Backing Diameter 1.32 in 33.50 mm
Db – Cup Backface Backing Diameter 1.14 in 28.96 mm
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