SALF206-20 flange bearings are designed for circumstances where the bearing is mounted to a surface perpendicular to the shaft axis and can fit in more space-restricted areas while still offering excellent stability with two mounting holes
6904-2RS Ball Bearing Dimensions
Something else that is notable about this 140B12 sprocket is that it fully meets all ANSI Standards
08B39 sprockets with a stock bore comes with the standard 19 millimeter inside diameter hole with no key-way or set screws and can be easily machine bored to custom sizes
Weight For Rim Only: 97lbs
23V280JA Sheave two-groove 2.80" OD #100 F Type Sprockets SALF206-20 flange bearings are designedThis 23V280JA Sheave uses a JA bushing, is directly interchangeable with other manufacturers, is 2. 80" in diameter, and is manufactured in accordance with ARPM Standards for safe operation. With 3V series QD sheaves you can use standard 3V belts, 3VX belts, banded 3V belts, and banded 3VX belts. What separates this 23V280JA sheave from the others is that it is made using a high strength cast iron, is phosphate coated, painted, and balanced at the