3-1/2 External Snap Ring
External
3/4 Internal Snap Ring
4 Bolt Flange Bearing 3-1/2 Shaft
12S Flange 3-1/2 (7/8X X 7/16 Key Way)
1-1/8 Internal Snap Ring
1-9/16 Internal Snap Ring
1-7/16 Internal Snap Ring