Description:
National Part Number 31520, Tapered Roller Bearings – Single Cups – ImperialÂ
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).Â
It is typically mounted in opposing pairs on a shaft.
Specifications:
Series 31500
Cup Part Number 31520
Design Units Imperial
Dimensions
D – Cup Outer Diameter 3 in
                    76.2 mm
C – Cup Width 0.9375 in
                23.813 mm
Package Include :
One (1) National Part Number 31520, Tapered Roller Bearings