Special Features:

Drill 0.516 in.Dia 5 places equally spaced on 4.500 in.Dia; securing hole qty: 1; o/a length: 4.000 in.Nom; securing hole size: 0.156 in.Nom

Properties:

A cylindrical shoulder type item designed to be mounted and secured directly on a shaft or axle to position and retain on its body a gear(s), wheel(s), or the like. Items must have a method of securing directly to the shaft; however, a pilot hole drilled in or through the wall of the shoulder may be considered a method of securing; or by compressing the slotted hub end on the shaft by a hub clamp, which may or may not be included. Excludes bearing, sleeve; bushing, sleeve; and collar, shaft.