Special Features:

Bolt hole: qty-3, shape-round; c to c distance between bolt holes, irregular; distance from bore ctrline to base bottom, 2.250 in.; steel, comp 3240, 4140, 4340, 4640, 8640, 8740, astm a108 or steel forging comp 3140, 4140, 4340, 4640, 8640, mil-s-46172

Properties:

A rigid metal item usually fabricated from steel castings and/or welded steel pieces and designed with one or more hole(s) in line to accompany and hold, align, or support a mechanical shaft that rotates through an arc not to exceed 360 degrees (6.282 radians). It may have provision to accommodate a bushing or sleeve but usually it has a straight drilled shaft-support hole. Mounting holes are provided for attaching to a supporting member or main body. Excludes housing, bearing unit (as modified).