The Timken Company - Tapered Roller Bearings - Double Tapered Cup - Imperial

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A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

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Unit of Measure

Items	00153DB Tapered Roller Bearings - Double Tapered Cup - Imperial	02823D Tapered Roller Bearings - Double Tapered Cup - Imperial	05180D Tapered Roller Bearings - Double Tapered Cup - Imperial	05185D Tapered Roller Bearings - Double Tapered Cup - Imperial	07196D Tapered Roller Bearings - Double Tapered Cup - Imperial
Series	N/A 00000	N/A 02800	N/A 05000	N/A 05000	N/A 07000
Cup Part Number	N/A 00153DB	N/A 02823D	N/A 05180D	N/A 05185D	N/A 07196D
Design Units	N/A Imperial
D - Cup Outer Diameter	N/A 1.5 in38.1 mm	N/A 3 in76.2 mm	N/A 1.8104 in45.984 mm	N/A 1.8504 in47 mm	N/A 1.9687 in50.005 mm
C - Double Cup Width	N/A 1 in25.4 mm	N/A 1.5 in38.1 mm	N/A 0.9926 in25.212 mm	N/A 0.9926 in25.212 mm	N/A 1 in25.4 mm
r - Cup Backface "To Clear" Radius¹	N/A 0.030 in0.8 mm	N/A 0.030 in0.8 mm	N/A 0.030 in0.8 mm	N/A 0.030 in0.8 mm	N/A 0.030 in0.6 mm
Da - Cup Frontface Backing Diameter	N/A 1.40 in34.04 mm	N/A 2.80 in71.10 mm	N/A 1.67 in41.91 mm	N/A 1.69 in42.42 mm	N/A 1.85 in46.99 mm
Db - Cup Backface Backing Diameter	N/A
K - Factor²	N/A 2.12	N/A 1.29	N/A 1.64	N/A 1.64	N/A 1.45
e - ISO Factor³	N/A 0.57	N/A 0.45	N/A 0.36	N/A 0.36	N/A 0.4
Y - ISO Factor⁴	N/A
Y1 - ISO Factor⁵	N/A 1.18 1.76	N/A 1.49	N/A 1.89	N/A 1.89	N/A 1.68
Y2 - ISO Factor⁶	N/A 1.76	N/A 2.21	N/A 2.82	N/A 2.82	N/A 2.5
G1 - Heat Generation Factor (Roller-Raceway)	N/A	N/A 20.6	N/A 5.8	N/A	N/A 7.6
G2 - Heat Generation Factor (Rib-Roller End)	N/A	N/A 10.1	N/A 5.55	N/A	N/A 7.07
Cg - Geometry Factor⁷	N/A 0.033	N/A 0.074	N/A 0.0448	N/A 0.0448	N/A 0.0509
¹ These maximum fillet radii will be cleared by the bearing corners. ² These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. ³ These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. ⁴ These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. ⁵ These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. ⁶ These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. ⁷ Geometry constant for Lubrication Life Adjustment Factor a3l.