Part Number HH221410XX, Tapered Roller Bearings - Single Cups

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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.

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Unit of Measure

Key Dimensions | Other Dimensions | Factors

Key Dimensions

Cup Part Number	N/A HH221410XX
O.D. (D)	N/A 7.5 in190.5 mm
Outer Ring Width (C)	N/A 1.8125 in46.038 mm
e Factor ¹	N/A 0.33
Y Factor ²	N/A 1.79

Other Dimensions

Weight	N/A 6.90 Kg15.2 lb
Max Housing Fillet Radius³	N/A 0.130 in3.30 mm
Housing Backing Shoulder Dia. - Frontface (Da)	N/A 7.06 in179.10 mm
Housing Backing Shoulder Dia. - Backface (Db)	N/A 6.73 in170.94 mm

Factors

Geometry Factor (Cg)⁴

N/A 0.107

¹ These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
² These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
³ These maximum fillet radii will be cleared by the bearing corners.
⁴ Geometry constant for Lubrication Life Adjustment Factor a3l.

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Key Dimensions

Cup Part Number

O.D. (D)

Outer Ring Width (C)

Other Dimensions

Weight

Housing Backing Shoulder Dia. - Frontface (Da)

Housing Backing Shoulder Dia. - Backface (Db)

Factors