Yamaha EH63 Service Manual page 15

DIMENSIONS
UNF: Unified fine thread (Unit: in)
A: EH65B, EH72B
B: EH65B, EH72B
C: EH64A, EH65A, EH72A
D: EH64A, EH65A, EH72A
E: EH63K, EH64K, EH72K
F: EH63K, EH64K, EH72K
99.3 (3.91)
85.5 (3.37)
49 (1.93)
40 (1.57)
3 (0.12)
7/16-20UNF-2B
24 (0.94)
19.2 (0.76)
16 (0.63)
5/16-24UNF-2B
19.2 (0.76)
26 (1.02)
18 (0.71)
3 (0.12)
5/16-24UNF-2B
1-3
1
2
3
4
5
6
7
8
9
10