420 roller chain is a non-standard series roller chain that is a common in stock item for USA Roller Chain
the 5302 bearing features raceways that are precision honed to a superb finish
Bearing Part #: SBPFL207-22
100BS12 1" Finished Bore Sprocket Dimensions
BK130 Pulley 1-3/16" Bore filter_40BS33-FB 420 roller chain is aThis BK130 Pulley 1 3 16" bore is directly interchangeable with other manufacturers, is 12. 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 BK130 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