This 40BS57 sprocket features a 1-1/4" finished bore including a key-way and two setscrews
which insures proper contact between the #35 roller chain and sprocket which prevents premature wear or breakage
This 35BS16 sprocket features a 3/4" finished bore including a key-way and two setscrews
HCTB204-12 pillow block bearings have a unique housing designed for narrow applications with radial loads acting in the direction of the support surface
SAPFT207 Bearing Dimensions
BK160H Pulley Single-Groove 15.75" OD filter_50BS14-FB This 40BS57 sprocket features aThis BK160H Pulley uses an H Series Bushing, is directly interchangeable with other manufacturers, is 15. 75" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. With AK series pulleys you can use A, 4L, B, 5L, AX, BX, AA, and BB belts. What separates this BK160H pulley from the others is that it is made using a high grade 35 cast iron, is phosphate coated, painted, and balanced at the factory. Using the grade 35