The Timken Company - Tapered Roller Bearings - Single Flanged Cups - Metric

Smarter Bearing Selection Is Here

The Timken ^® Syber ^® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

Learn More

Analyze Bearing Performance in an Application with Timken ^® Syber ^® Bearing System Designer

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.

Learn More

Simplified Gear Force Analysis

Alex Waye, Timken Application Engineer, shows you how to instantly compute tangential, radial, and axial forces for better design decisions.

View Video

Batch CAD Cart (0) ▾

Request Information Add to CAD Cart

Unit of Measure

Items	JL724314-B Tapered Roller Bearings - Single Flanged Cups - Metric	JL730612-B Tapered Roller Bearings - Single Flanged Cups - Metric	JLM722912-B Tapered Roller Bearings - Single Flanged Cups - Metric	JM624610-B Tapered Roller Bearings - Single Flanged Cups - Metric	JM716610-B Tapered Roller Bearings - Single Flanged Cups - Metric
Series	N/A L724300	N/A L730600	N/A LM722900	N/A M624600	N/A M716600
Cup Part Number	N/A JL724314-B	N/A JL730612-B	N/A JLM722912-B	N/A JM624610-B	N/A JM716610-B
Design Units	N/A METRIC
D - Cup Outer Diameter	N/A 170 mm6.6929 in	N/A 205 mm8.0709 in	N/A 165 mm6.4961 in	N/A 180 mm7.0866 in	N/A 130 mm5.1181 in
D1 - Flange Outer Diameter	N/A 177.000 mm6.9685 in	N/A 210.000 mm8.2677 in	N/A 172.000 mm6.7717 in	N/A 188.000 mm7.4016 in	N/A 135.500 mm5.3346 in
C - Cup Width	N/A 19.05 mm0.75 in	N/A 21.438 mm0.8440 in	N/A 21 mm0.8268 in	N/A 26 mm1.0236 in	N/A 24 mm0.9449 in
C1 - Cup Flange Width	N/A 5.000 mm0.1969 in	N/A 4.862 mm0.1914 in	N/A 5.500 mm0.2165 in	N/A 6.580 mm0.2591 in	N/A 5.558 mm0.2188 in
r - Cup Backface "To Clear" Radius¹	N/A 3.30 mm0.130 in	N/A 3.30 mm0.130 in	N/A 3 mm0.12 in	N/A 1.5 mm0.06 in	N/A 2.5 mm0.1 in
Da - Cup Frontface Backing Diameter	N/A 164.59 mm6.48 in	N/A 200.91 mm7.91 in	N/A 160.02 mm6.34 in	N/A 175.01 mm6.93 in	N/A 128.02 mm5.04 in
Db - Cup Backface Backing Diameter	N/A
K - Factor²	N/A 1.27	N/A 1.27	N/A 1.27	N/A 1.41	N/A 1.31
e - ISO Factor³	N/A 0.46	N/A 0.46	N/A 0.46	N/A 0.41	N/A 0.44
Y - ISO Factor⁴	N/A 1.31	N/A 1.31	N/A 1.31	N/A 1.45	N/A 1.35
G1 - Heat Generation Factor (Roller-Raceway)	N/A	N/A 295	N/A 161	N/A 227	N/A 117
G2 - Heat Generation Factor (Rib-Roller End)	N/A	N/A 103	N/A 57.2	N/A 61.6	N/A 36.6
Cg - Geometry Factor⁵	N/A 0.147	N/A 0.176	N/A 0.145	N/A 0.108	N/A 0.13
Full Timken Part Number	N/A L724300	N/A L730600	N/A LM722900	N/A M624600	N/A M716600
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 Geometry constant for Lubrication Life Adjustment Factor a3l.