BlackStar 3 5/8 SC - Solid Collar - 3 5/8" Bore steelgrip-35 The BlackStar B 3/4 is

The BlackStar B 3/4 is a B series split taper bushing with a 3/4" finished bore

"sku":"TB072053348149"

so a 2/5VK1800 from any major manufacturer shares the same cross-section and length and runs on the same sheaves

43 lb UPC 190859024729 Applications

BlackStar 3 5/8 SC - Solid Collar - 3 5/8" Bore steelgrip-35 The BlackStar B 3/4 isThe BlackStar 3 5 8 SC is a solid collar, manufactured from steel. Features a 3 5 8" bore for direct shaft mounting. Solid set collars are the simplest shaft accessory, used to position bearings, gears, sprockets, and other components on shafts. The set screw bites directly into the shaft to hold position. Common in conveyors, agriculture equipment, and general industrial machinery. Specifications Part Number 3 5 8 SC Product Type Solid Collar Bore