Bore centerline to base bottom is 0.375in.; c - c between holes is 0.5in.
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 6610-01-385-1771
NSN 6110-01-533-1843
NSN 6145-00-925-2004
NSN 5990-01-612-5323
NSN 6135-01-277-7907
NSN 6650-00-731-8388
NSN 6105-01-423-5922
NSN 7035-01-157-0028
NSN 6320-00-699-1091
NSN 5945-01-464-3531
NSN 6220-01-413-2016
NSN 5910-01-254-5068