9SCH Spacer Flange 1-1/8 (1/4X1/8 Key Way)
Spacer Flanges
11S Flange 2-1/8 (1/2X1/4 Key Way)
10S Flange 1-3/8 (5/16X5/32 Key Way)
11S Flange 1-7/8 (1/2X1/4 Key Way)
5J Flange 1/2 (1/8X1/16 Key Way)
10S Flange 1-15/16 (1/2X1/4 Key Way)
10S Flange 1-1/2 (3/8X3/16 Key Way)