For more information on a 2AK61H Pulley
UCFBS204 bearings are commonly used in applications such as
Pitch Diameter (B/ 5L): 5
and precision sprocket with 30 teeth
What sets this 5311 bearing apart from others is the ABEC 3 precision standard that this bearing is made to
2BK45 Pulley 1-3/8" Bore 2BK40 Pulley For more information on aThis 2BK45 Pulley 1 3 8" bore is directly interchangeable with other manufacturers v belt pulleys, it is 4. 25" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. double BK pulleys work with belt types A, 4L, B, 5L, AX, BX, AA, BB, double banded A, double banded B, and double banded BX cogged v belts. What separates this double 2BK45 pulley from the others is that it is made using a high grade 35 cast iron, is