
TYPE A TYPE B TYPE C TYPE D TYPE E
O.D. DATUM
6.0 5.6 2C5.6 3/16 A1 SD 13/16 1-13/16 3/8 10
7.4 7.0 1C7.0 9/16 C1 SF 1/8 2 1/16 13 2C7.0 1/8 A1 SF 13/16 2 1/4 15
7.9 7.5 1C7.5 9/16 C1 SF 1/8 2 1/16 14 2C7.5 1/8 A1 SF 13/16 2 1/4 17
8.4 8.0 1C8.0 9/16 C2 SF 1/8 2 1/16 17 2C8.0 1/8 A2 SF 13/16 2 1/4 19
8.9 8.5 1C8.5 9/16 C2 SF 1/8 2 1/16 16 2C8.5 1/8 A2 SF 13/16 2 1/4 22
9.4 9.0 1C9.0 9/16 C2 SF 1/8 2 1/16 17 2C9.0 1/8 A2 SF 13/16 2 1/4 21
9.9 9.5 1C9.5 9/16 C2 SF 1/8 2 1/16 18 2C9.5 1/8 A2 SF 13/16 2 1/4 23
10.4 10.0 1C10.0 9/16 C2 SF 1/8 2 1/16 19 2C10.0 1/8 A2 SF 13/16 2 1/4 24
10.9 10.5 1C10.5 9/16 C2 SF 1/8 2 1/16 20 2C10.5 1/8 A2 SF 13/16 2 1/4 26
11.4 11.0 1C11.0 9/16 C3 SF 1/8 2 1/16 18 2C11.0 1/8 A3 SF 13/16 2 1/4 23
12.4 12.0 1C12.0 9/16 C3 SF 1/8 2 1/16 20 2C12.0 1/8 D3 SF 9/16 2 1/2 25
13.4 13.0 1C13.0 9/16 C3 SF 1/8 2 1/16 22 2C13.0 1/8 D3 SF 9/16 2 1/2 27
14.4 14.0 1C14.0 9/16 C3 SF 1/8 2 1/16 23 2C14.0 1/8 D3 SF 9/16 2 1/2 29
16.4 16.0 1C16.0 9/16 C3 SF 1/8 2 1/16 27 2C16.0 1/8 D3 SF 9/16 2 1/2 35
18.4 18.0 1C18.0 9/16 C3 SF 1/8 2 1/16 31 2C18.0 1/8 D3 SF 9/16 2 1/2 45
20.4 20.0 1C20.0 9/16 C3 SF 1/8 2 1/16 35 2C20.0 1/8 D3 SF 9/16 2 1/2 45
24.4 24.0 1C24.0 9/16 C3 SF 1/8 2 1/16 44 2C24.0 1/8 D3 SF 9/16 2 1/2 61
27.4 27.0 2C27.0 3/4 C3 F 5/16 3-5/8 1/2 90
30.4 30.0 2C30.0 3/4 C3 F 5/16 3-5/8 1/2 107
36.4 36.0
44.4 44.0
50.0 50.0
*E & M Dimension varies according to shaft tolerance
Weights are approximate pounds including bushing
Figure Following Letter in Column Headed "TYPE" in Table Below Indicates Sheave Construction
1 - Solid, No Web. 2 - Web. 3 - Arms
C stock sheave dimensions
conventional v-belt drives
F = 1-3/8 F = 2-3/8
2 GROOVE1 GROOVE
C13

TYPE A TYPE B TYPE C TYPE D TYPE E
O.D. DATUM
5.4 5.0 3C5.0 1/2 A1 SD 1-1/16 1-13/16 1-1/16 10 4C5.0 1 A1 SD 1-9/16 1-13/16 1-9/16 11
6.0 5.6 3C5.6 3/4 A1 SD 1-5/16 1-13/16 13/16 12 4C5.6 1 A1 SD 1-9/16 1-13/16 1-9/16 14
6.4 6.0 3C6.0 11/16 A1 SF 1-5/16 2 11/16 12 4C6.0 15/16 A1 SF 1-9/16 2 1-7/16 14
7.4 7.0 3C7.0 11/16 A1 SF 1-5/16 2 11/16 18 4C7.0 15/16 A1 SF 1-9/16 2 1-7/16 20
7.9 7.5 3C7.5 11/16 A1 SF 1-5/16 2 11/16 21 4C7.5 15/16 A1 SF 1-9/16 2 1-7/16 24
8.4 8.0 3C8.0 7/8 B1 E 1-3/4 2-5/8 1/8 28 4C8.0 1-1/8 A1 E 2 2-5/8 5/8 31
8.9 8.5 3C8.5 7/8 B1 E 1-3/4 2-5/8 1/8 31 4C8.5 1-1/8 A1 E 2 2-5/8 5/8 34
9.4 9.0 3C9.0 7/8 B1 E 1-3/4 2-5/8 1/8 34 4C9.0 1-1/8 A1 E 2 2-5/8 5/8 38
9.9 9.5 3C9.5 7/8 B2 E 1-3/4 2-5/8 1/8 38 4C9.5 1-1/8 A2 E 2 2-5/8 5/8 42
10.4 10.0 3C10.0 7/8 B2 E 1-3/4 2-5/8 1/8 41 4C10.0 1-1/8 A2 E 2 2-5/8 5/8 45
10.9 10.5 3C10.5 7/8 B2 E 1-3/4 2-5/8 1/8 38 4C10.5 1-1/8 A2 E 2 2-5/8 5/8 43
11.4 11.0 3C11.0 7/8 B2 E 1-3/4 2-5/8 1/8 41 4C11.0 1-1/8 A2 E 2 2-5/8 5/8 45
12.4 12.0 3C12.0 7/8 B2 E 1-3/4 2-5/8 1/8 45 4C12.0 1-1/8 A2 E 2 2-5/8 5/8 51
13.4 13.0 3C13.0 7/8 B3 E 1-3/4 2-5/8 1/8 49 4C13.0 1-1/8 A3 E 2 2-5/8 5/8 56
14.4 14.0 3C14.0 7/8 B3 E 1-3/4 2-5/8 1/8 49 4C14.0 1-1/8 A3 E 2 2-5/8 5/8 58
16.4 16.0 3C16.0 7/8 B3 E 1-3/4 2-5/8 1/8 58 4C16.0 1-1/8 A3 E 2 2-5/8 5/8 67
18.4 18.0 3C18.0 7/8 B3 E 1-3/4 2-5/8 1/8 73 4C18.0 1-1/8 A3 E 2 2-5/8 5/8 83
20.4 20.0 3C20.0 1/8 A3 E 1 2-5/8 5/8 76 4C20.0 5/8 A3 E 1-1/2 2-5/8 1-1/8 91
24.4 24.0 3C24.0 1/8 A3 E 1 2-5/8 5/8 86 4C24.0 5/16 A3 F 1-5/16 3-5/8 7/16 111
27.4 27.0 3C27.0 3/16 C3 F 13/16 3-5/8 1/16 121 4C27.0 5/16 A3 F 1-5/16 3-5/8 7/16 138
30.4 30.0 3C30.0 3/16 C3 F 13/16 3-5/8 1/16 129 4C30.0 5/16 A3 F 1-5/16 3-5/8 7/16 150
36.4 36.0 3C36.0 3/16 C3 F 13/16 3-5/8 1/16 177 4C36.0 5/16 A3 F 1-5/16 3-5/8 7/16 211
44.4 44.0 3C44.0 3/16 C3 F 13/16 3-5/8 1/16 260 4C44.0 3/8 B3 J 1-9/16 4-1/2 1/2 297
50.0 50.0 3C50.0 3/16 C3 F 13/16 3-5/8 1/16 319 4C50.0 3/8 B3 J 1-9/16 4-1/2 1/2 361
*E & M Dimension varies according to shaft tolerance
Weights are approximate pounds including bushing
C stock sheave dimensions
conventional v-belt drives
Figure Following Letter in Column Headed "TYPE" in Table Below Indicates Sheave Construction
1 - Solid, No Web. 2 - Web. 3 - Arms
3 GROOVE 4 GROOVE
F = 4-3/8F = 3-3/8
C14

TYPE A TYPE B TYPE C TYPE D TYPE E
O.D. DATUM
DIAMETER PART WT. PART WT.
NUMBER E* TYPE BUSH. K L M* LBS NUMBER E* TYPE
K L M* LBS
6.4 6.0 5C6.0 1-3/8 A1 SF 1-15/16 2 2 16 6C6.0 1-3/8 A1 SF 1-15/16 2 3 17
7.4 7.0 5C7.0 1-5/16 A1 SF 1-15/16 2 2-1/16 24 6C7.0 1-5/16 A1 SF 1-15/16 2 3-1/16 27
7.9 7.5 5C7.5 1-5/16 A1 SF 1-15/16 2 2-1/16 27 6C7.5 1-5/16 A1 SF 1-15/16 2 3-1/16 30
8.4 8.0 5C8.0 1-1/2 A1 E 2-3/8 2-5/8 1-1/4 34 6C8.0 1-1/2 A1 E 2-3/8 2-5/8 2-1/4 38
8.9 8.5 5C8.5 1-1/2 A1 E 2-3/8 2-5/8 1-1/4 38 6C8.5 1-1/2 A1 E 2-3/8 2-5/8 2-1/4 41
9.4 9.0 5C9.0 1-1/2 A1 E 2-3/8 2-5/8 1-1/4 41 6C9.0 1-7/16 A1 F 2-7/16 3-5/8 1-5/16 53
9.9 9.5 5C9.5 1-1/2 A2 E 2-3/8 2-5/8 1-1/4 46 6C9.5 1-7/16 A1 F 2-7/16 3-5/8 1-5/16 60
10.4 10.0 5C10.0 1-1/2 A2 E 2-3/8 2-5/8 1-1/4 49 6C10.0 1-7/16 A1 F 2-7/16 3-5/8 1-5/16 64
10.9 10.5 5C10.5 1-1/2 A2 E 2-3/8 2-5/8 1-1/4 47 6C10.5 1-7/16 A1 F 2-7/16 3-5/8 1-5/16 70
11.4 11.0 5C11.0 1-1/2 A2 E 2-3/8 2-5/8 1-1/4 50 6C11.0 1-7/16 A2 F 2-7/16 3-5/8 1-5/16 77
12.4 12.0 5C12.0 1-1/2 A2 E 2-3/8 2-5/8 1-1/4 56 6C12.0 1-7/16 A2 F 2-7/16 3-5/8 1-5/16 73
13.4 13.0 5C13.0 1-1/2 A3 E 2-3/8 2-5/8 1-1/4 62 6C13.0 1-7/16 A3 F 2-7/16 3-5/8 1-5/16 80
14.4 14.0 5C14.0 1-1/2 A3 E 2-3/8 2-5/8 1-1/4 64 6C14.0 1-7/16 A3 F 2-7/16 3-5/8 1-5/16 83
16.4 16.0 5C16.0 1-1/2 A3 E 2-3/8 2-5/8 1-1/4 78 6C16.0 1-7/16 A3 F 2-7/16 3-5/8 1-5/16 98
18.4 18.0 5C18.0 1-1/2 A3 E 2-3/8 2-5/8 1-1/4 93 6C18.0 1-7/16 A3 F 2-7/16 3-5/8 1-5/16 109
20.4 20.0 5C20.0 5/16 A3 F 1-15/16 3-5/8 1-7/16 110 6C20.0 15/16 A3 F 1-15/16 3-5/8 1-13/16 120
24.4 24.0 5C24.0 5/16 A3 F 1-15/16 3-5/8 1-7/16 141 6C24.0 15/16 A3 F 1-15/16 3-5/8 1-13/16 133
27.4 27.0 5C27.0 5/16 A3 F 1-15/16 3-5/8 1-7/16 159 6C27.0 3/8 A3 J 1-9/16 4-1/2 1-1/2 190
30.4 30.0 5C30.0 5/16 A3 F 1-15/16 3-5/8 1-7/16 171 6C30.0 3/8 A3 J 1-9/16 4-1/2 1-1/2 215
36.4 36.0 5C36.0 3/8 A3 J 1-9/16 4-1/2 1/2 236 6C36.0 3/8 A3 J 1-9/16 4-1/2 1-1/2 281
44.4 44.0 5C44.0 3/8 A3 J 1-9/16 4-1/2 1/2 309 6C44.0 3/8 A3 J 1-9/16 4-1/2 1-1/2 348
50.0 50.0 5C50.0 3/8 A3 J 1-9/16 4-1/2 1/2 382 6C50.0 3/8 B3 M 1-15/16 6-3/4 7/8 533
*E & M Dimension varies according to shaft tolerance All Dimensions in Inches
Weights are approximate pounds including bushing
C stock sheave dimensions
conventional v-belt drives
6 GROOVE
F = 6-3/8
5 GROOVE
F = 5-3/8
Figure Following Letter in Column Headed "TYPE" in Table Below Indicates Sheave Construction
1 - Solid, No Web. 2 - Web. 3 - Arms
C15

C stock sheave dimensions
conventional v-belt drives
O.D. DATUM
7.4 7.0 8C7.0 2-7/16 A1 SF 3-1/8 2 3/15/16 32
8.4 8.0 8C8.0 2-11/32 A1 E 3-1/4 2-5/8 3/13/32 44 10C8.0 2-11/32 A1 E 3-1/4 2-5/8 5-13/32 51
8.9 8.5 8C8.5 2-11/32 A1 E 3-1/4 2-5/8 3/13/32 48 10C8.5 2-11/32 A1 E 3-1/4 2-5/8 5-13/32 56
9.4 9.0 8C9.0 2-1/4 A1 F 3-5/16 3-5/8 2-1/2 61 10C9.0 2-5/16 A1 J 3-9/16 4-1/2 3-9/16 75
9.9 9.5 8C9.5 2-1/4 A1 F 3-5/16 3-5/8 2-1/2 68 10C9.5 2-5/16 A1 J 3-9/16 4-1/2 3-9/16 84
10.4 10.0 8C10.0 2-1/4 A1 F 3-5/16 3-5/8 2-1/2 73 10C10.0 2-5/16 A1 J 3-9/16 4-1/2 3-9/16 90
10.9 10.5 8C10.5 2-1/4 A1 F 3-5/16 3-5/8 2-1/2 79 10C10.5 2-5/16 A1 J 3-9/16 4-1/2 3-9/16 98
11.4 11.0 8C11.0 2-1/4 A2 F 3-5/16 3-5/8 2-1/2 86 10C11.0 2-5/16 A1 J 3-9/16 4-1/2 3-9/16 107
12.4 12.0 8C12.0 2-1/4 A2 F 3-5/16 3-5/8 2-1/2 83 10C12.0 2-5/16 A2 J 3-9/16 4-1/2 3-9/16 124
13.4 13.0 8C13.0 2-1/4 A2 F 3-5/16 3-5/8 2-1/2 92 10C13.0 2-5/16 A2 J 3-9/16 4-1/2 3-9/16 118
14.4 14.0 8C14.0 2-1/4 A2 F 3-5/16 3-5/8 2-1/2 102 10C14.0 2-5/16 A2 J 3-9/16 4-1/2 3-9/16 127
16.4 16.0 8C16.0 2-1/4 A2 F 3-5/16 3-5/8 2-1/2 119 10C16.0 2-5/16 A2 J 3-9/16 4-1/2 3-9/16 157
18.4 18.0 8C18.0 2-1/4 A3 F 3-5/16 3-5/8 2-1/2 134 10C18.0 2-5/16 A3 J 3-9/16 4-1/2 3-9/16 165
20.4 20.0 8C20.0 5/16 A3 J 1-9/16 4-1/2 3-9/16 162 10C20.0 2-5/16 A3 J 3-9/16 4-1/2 3-9/16 186
24.4 24.0 8C24.0 5/16 A3 J 1-9/16 4-1/2 3-9/16 189 10C24.0 15/32 A3 M 1-15/16 6-3/4 3-5/32 298
27.4 27.0 8C27.0 5/16 A3 J 1-9/16 4-1/2 3-9/16 242
30.4 30.0 8C30.0 5/16 A3 J 1-9/16 4-1/2 3-9/16 256 10C30.0 15/32 A3 M 1-15/16 6-3/4 3-5/32 367
36.4 36.0 8C36.0 15/32 A3 M 1-15/16 6-3/4 1-5/32 406 10C36.0 15/32 A3 M 1-15/16 6-3/4 3-5/32 445
44.4 44.0 8C44.0 15/32 A3 M 1-15/16 6-3/4 1-5/32 510 10C44.0 15/32 A3 M 1-15/16 6-3/4 3-5/32 595
50.0 50.0 8C50.0 15/32 A3 M 1-15/16 6-3/4 1-5/32 593 10C50.0 15/32 A3 M 1-15/16 6-3/4 3-5/32 718
O.D. DATUM
9.4 9.0 12C9.0 2-13/16 A1 J 4-1/16 4-1/2 5-1/16 82
9.9 9.5 12C9.5 2-13/16 A1 J 4-1/16 4-1/2 5-1/16 92
10.4 10.0 12C10.0 2-13/16 A1 J 4-1/16 4-1/2 5-1/16 99
10.9 10.5 12C10.5 2-13/16 A1 J 4-1/16 4-1/2 5-1/16 107
11.4 11.0 12C11.0 2-13/16 A1 J 4-1/16 4-1/2 5-1/16 116
12.4 12.0 12C12.0 2-13/16 A2 J 4-1/16 4-1/2 5-1/16 135
13.4 13.0 12C13.0 2-13/16 A2 J 4-1/16 4-1/2 5-1/16 160
14.4 14.0 12C14.0 2-13/16 A2 J 4-1/16 4-1/2 5-1/16 143
16.4 16.0 12C16.0 2-13/16 A2 J 4-1/16 4-1/2 5-1/16 176
18.4 18.0 12C18.0 2-13/16 A3 J 4-1/16 4-1/2 5-1/16 188
20.4 20.0 12C20.0 15/32 A3 M 1-15/16 6-3/4 5-5/32 292
*E & M Dimension varies according to shaft tolerance
24.4 24.0 12C24.0 15/32 A3 M 1-15/16 6-3/4 5-5/32 361
30.4 30.0 12C30.0 15/32 A3 M 1-15/16 6-3/4 5-5/32 397
36.4 36.0 12C36.0 15/32 A3 M 1-15/16 6-3/4 5-5/32 483
44.4 44.0 12C44.0 15/32 A3 M 1-15/16 6-3/4 5-5/32 645
Weights are approximate pounds including bushing
50.0 50.0 12C50.0 15/32 A3 M 1-15/16 6-3/4 5-5/32 779
Figure Following Letter in Column Headed "TYPE" in Table Below Indicates Sheave Construction
1 - Solid, No Web. 2 - Web. 3 - Arms
8 GROOVE
12 GROOVE
10 GROOVE
F = 12-3/8
TYPE A
F = 8-3/8 F = 10-3/8
C16