Bore centerline to base bottom is 1.375; center to center between bolt holes is 1.093in.
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).
Classification: Shaft couplings, except universal joints
NSN 6650-01-394-2646
NSN 6645-00-767-6307
NSN 5975-01-132-2797
NSN 5990-00-900-4459
NSN 6320-00-564-2772
NSN 5915-00-336-1644
NSN 5990-00-068-4324
NSN 2925-01-583-5619
NSN 6135-01-498-7945
NSN 5990-00-488-1091
NSN 5998-01-250-4051
NSN 5990-01-147-5225