Octagonal shaped: 3.5 in. Across flats x 1.0 in. High; has threaded hole in center surrounded by 8 unthreaded holes for screws to mate piece with jf700621, hub, bottom; screws are not included; also has 8 slots from corners inward
NSN 5920-01-194-2204
NSN 5945-01-586-2926
NSN 6620-01-163-6932
NSN 5855-01-445-6551
NSN 5935-01-571-6810
NSN 6130-01-173-4014
NSN 5835-00-443-1079
NSN 5965-01-225-7974
NSN 5960-01-142-1995
NSN 5975-00-107-4283
NSN 6610-01-276-7766
NSN 5960-01-174-4480