Standard Ball bearings have inner and outer races that cover about 1/5th of the ball diameter in the groove of the race. A Deep groove series covers about 25% to 28% of the ball diameter in the groove depth. The difference is that the Standard bearing is not rated for axiel thrust loads, only radial loads, with incidental thrust levels. A deep groove bearing is able to deal with substantial axial loads in combination with Radial loads. The front bearing in a Farmall steering gearbox (several models with this same fundamental design, beyond H and M series.) use this bearing as the sole thrust control on the worm! Jim
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Today's Featured Article - History of the Cockshutt Tractor - by Danny Bowes (Dsl). The son of a very successful Toronto and Brantford, Ontario merchant, and himself quite an entreprenuer, James G. Cockshutt opened a business called the Brantford Plow Works in 1877. In 1882, the business was incorporated to become the Cockshutt Plow Company. Along with quality built equipment, expedious demand and expansion made Cockshutt Plow Works the leader in the tillage tools sector of the farm equipment industry by the 1920's.
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