TYPE A TYPE B TYPE C TYPE D TYPE E
Part Number Explanation
4 5V 4.4 - SD
Bushing Designation
Outside Diameter
Belt Section
Number of Grooves
O.D. PART PART
NUMBER BUSH TYPE E K L M WT NUMBER BUSH TYPE E K L M WT
4.40 45V4.4 SD E1 1-13/16 0 1-13/16 9/16 6.3 55V4.4 SD E1 2-1/2 0 1-13/16 9/16 7.3
4.65 45V4.65 SD E1 1-13/16 0 1-13/16 9/16 7.1 55V4.65 SD E1 2-1/2 0 1-13/16 9/16 8.1
4.90 45V4.9 SD A1 3/4 1-5/16 1-13/16 1/2 7.7 55V4.9 SD A1 3/4 1-5/16 1-13/16 1-3/16 8.7
5.20 45V5.2 SD A1 3/4 1-5/16 1-13/16 1/2 8.7 55V5.2 SD A1 3/4 1-5/16 1-13/16 1-3/16 9.9
5.50 45V5.5 SD A1 3/4 1-5/16 1-13/16 1/2 9.8 55V5.5 SD A1 3/4 1-5/16 1-13/16 1-3/16 11.1
5.90 45V5.9 SD A1 3/4 1-5/16 1-13/16 1/2 11.1 55V5.9 SK A1 11/16 1-5/16 1-7/8 1-3/16 12.6
6.30 45V6.3 SK A1 11/16 1-5/16 1-7/8 1/2 12.7 55V6.3 SK A1 11/16 1-5/16 1-7/8 1-3/16 14.3
6.70 45V6.7 SK A1 11/16 1-5/16 1-7/8 1/2 14.3 55V6.7 SF A1 11/16 1-5/16 2 1-1/16 16.6
7.10 45V7.1 SF A1 7/16 1-1/16 2 5/8 16.7 55V7.1 SF A1 3/4 1-3/8 2 1 18.8
7.50 45V7.5 SF A1 7/16 1-1/16 2 5/8 18.8 55V7.5 SF A1 3/4 1-3/8 2 1 20.8
8.00 45V8.0 E B1 9/16 1-7/16 2-5/8 1/8 27.3 55V8.0 E A1 7/8 1-3/4 2-5/8 1/4 29.1
8.50 45V8.5 E B1 9/16 1-7/16 2-5/8 1/8 29.8 55V8.5 E A1 7/8 1-3/4 2-5/8 1/4 32.2
9.00 45V9.0 E B1 9/16 1-7/16 2-5/8 1/8 32.9 55V9.0 E A1 7/8 1-3/4 2-5/8 1/4 35.3
9.25 45V9.25 E B1 9/16 1-7/16 2-5/8 1/8 34.8 55V9.25 E A1 7/8 1-3/4 2-5/8 1/4 37.5
9.75 45V9.75 E B2 9/16 1-7/16 2-5/8 1/8 34.0 55V9.75 E A2 7/8 1-3/4 2-5/8 1/4 38.0
10.30 45V10.3 E B2 9/16 1-7/16 2-5/8 1/8 36.3 55V10.3 E A2 7/8 1-3/4 2-5/8 1/4 40.3
10.90 45V10.9 E B2 9/16 1-7/16 2-5/8 1/8 40.0 55V10.9 E A2 7/8 1-3/4 2-5/8 1/4 44.5
11.30 45V11.3 E B2 9/16 1-7/16 2-5/8 1/8 40.0 55V11.3 E A2 7/8 1-3/4 2-5/8 1/4 43.6
11.80 45V11.8 E B2 9/16 1-7/16 2-5/8 1/8 41.5 55V11.8 E A2 7/8 1-3/4 2-5/8 1/4 44.5
12.50 45V12.5 E B3 9/16 1-7/16 2-5/8 1/8 42.5 55V12.5 E A3 7/8 1-3/4 2-5/8 1/4 55.0
13.20 45V13.2 E B3 9/16 1-7/16 2-5/8 1/8 44.0 55V13.2 E A3 7/8 1-3/4 2-5/8 1/4 58.0
14.00 45V14.0 E B3 9/16 1-7/16 2-5/8 1/8 45.0 55V14.0 E A3 7/8 1-3/4 2-5/8 1/4 59.8
15.00 45V15.0 E B3 9/16 1-7/16 2-5/8 1/8 49.8 55V15.0 E A3 7/8 1-3/4 2-5/8 1/4 60.5
16.00 45V16.0 E B3 9/16 1-7/16 2-5/8 1/8 51.0 55V16.0 E A3 7/8 1-3/4 2-5/8 1/4 67.0
18.70 45V18.7 E A3 3/8 1-1/4 2-5/8 1/16 65.0 55V18.7 F B3 5/16 1-5/16 3-5/8 3/16 88.0
21.20 45V21.2 E A3 3/8 1-1/4 2-5/8 1/16 71.0 55V21.2 F B3 5/16 1-5/16 3-5/8 3/16 107.0
23.60 45V23.6 F C3 1/8 7/8 3-5/8 7/16 98.0 55V23.6 F B3 5/16 1-5/16 3-5/8 3/16 112.0
28.00 45V28.0 F C3 1/8 7/8 3-5/8 7/16 114.0 55V28.0 F B3 5/16 1-5/16 3-5/8 3/16 132.0
31.50 45V31.5 F C3 1/8 7/8 3-5/8 7/16 142.0 55V31.5 J C3 3/16 1 4-1/2 9/16 178.0
37.50 45V37.5 F C3 1/8 7/8 3-5/8 7/16 171.0 55V37.5 J C3 3/16 1 4-1/2 9/16 220.0
50.00 45V50.0 J C3 1/2 11/16 4-1/2 15/16 253.0 55V50.0 J C3 3/16 1 4-1/2 9/16 275.0
NOTE: Weight includes bushing with average bore size. All Dimensions in Inches
Figure Following Letter in Column Headed "TYPE" in Table Below Indicates Sheave Construction
1 - Solid, No Web. 2 - Web. 3 - Arms
4 GROOVE
F = 3-1/16
5 GROOVE
F = 3-3/4