1173521 | 6911-2RS-ECO (Pack of 50) --- Single Row Ball Bearings - 55x80x13 mm Unflanged - Chrome Steel SAE 52100 Bearing 9.5x883.92x435 J30K500BLS

J30K500BLS

372 tooth - 744x4 mm Timing 2

BS037NBR90

Gates® 310H150

1173521 | 6911-2RS-ECO (Pack of 50) --- Single Row Ball Bearings - 55x80x13 mm Unflanged - Chrome Steel SAE 52100 Bearing 9.5x883.92x435 J30K500BLS55x80x13 mm Economy Single Row Ball Bearings Chrome Steel SAE 52100 Sold Per 50: Base Category: Bearings Single Row Ball Top Level Category: Bearings Single Row Ball Unflanged Precision Chrome Steel Product Details ID (d): 55. 000mm (55. 000mm is 2. 165 in.) Chrome Steel SAE 52100 ID (d): 55. 000mm (55. 000mm is 2. 165 in.) O. D. (D): 80. 000mm (80. 000mm is 3. 15 in.) Width (B): 13. 000mm (13. 000mm is 0. 512 in.) Precision Grade: Economy Closure