This BK190 Pulley 1-3/16" bore is directly interchangeable with other manufacturers
This 80BS31 sprocket features a 1-15/16" finished bore including a key-way and two setscrews
Steel retainers out-last and outperform nylon retainers that are typically found on other bearings within the same class
PFL207 Housing Dimensions
5302 double row ball bearings possess higher radial and axial load capacities in either direction when compared to single-row ball bearings
BK50 Pulley 5/8" Bore 4.75" V-Belt Tooth Count This BK190 Pulley 1-3/16" boreThis BK50 Pulley 5 8" bore is directly interchangeable with other manufacturers, is 4. 75" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. It works with belt sizes A, 4L, B, 5L, AX, BX, AA, and BB. What separates this BK50 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 cast iron offers a higher tensile