Special Features:

Drill four equally spaced 0.3438 in. Diameter holes on 4.1250 in. Diameter bolt circle of flange face, drill and tap 4 holes 0.3125-18 unc thd equally spaced on 4.1250 in. Diameter bolt located 45 degrees from drilled holes

Properties:

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes bushing, drill, jig.