| Type | AK, BK, 2BK, 1VP, 2VP |
|---|---|
| Part Number | 22, 23, 25, 26, 27, 28, 30, 30H, 32, 32H, 34, 34H, 36, 36H, 39, 39H, 40, 40H, 41, 42, 41H, 44, 44H, 45, 45H, 46, 46H, 47, 47H, 49, 49H, 50, 50H, 51, 51H, 52, 52H, 54, 54H, 55, 55H, 56, 56H, 57, 57H, 59, 60, 60H, 61, 61H, 62, 64, 65, 65H, 66, 66H, 67, 67H, 68, 69, 69H, 70, 70H, 71, 72, 72H, 74, 74H, 75, 75H, 77, 79, 79H, 80, 80H, 80SK, 84, 84H, 85, 85H, 89, 89H, 90, 90H, 94, 95, 95H, 99, 99H, 100, 100H, 104, 105, 105H, 109, 109H, 110, 110H, 114, 114H, 115, 115H, 120, 120H, 124, 124H |
| Shaft Diameter | Bushing Needed (Sold Separately), 1/2 inches, 5/8 inches, 3/4 inches, 7/8 inches, 1 inch, 1-1/8 inches, 1-3/16 inches, 1-3/8 inches, 1-7/16 inches, 1-5/8 inches |
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Cast-iron Pulleys
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Fixed-bore cast-iron variable-pitch V-belt pulleys have a finished bore, or center hole, that is machined to a set diameter to insert a shaft of the same size. They are ready to install with machined keyways and/or set screws to secure the shaft and prevent slipping. They are constructed of cast iron which has good wear resistance and absorbs heat.
1. AK pulleys are single grooved, designed for 4L belts (belts with top width of 1/2″, thickness of 9/32″)
2. BK pulleys are single grooved, designed for 5L belts (belts with top width of 5/8″, thickness of 11/32″)
3. 2BK pulleys are double grooved, also designed for 5L belts (belts with top width of 5/8″, thickness of 11/32″)
4. ##(A or B)K## – H pulleys are Bushed Bore pulleys that require bushings (sold separately)
5. 1VP pulleys are adjustable pulleys with single grooves.
6. 2VP pulleys are adjustable pulleys with double grooves.
| Part Number | Outside Diameters (inches) |
Shaft Size Options | ||||
|---|---|---|---|---|---|---|
| AK-22 | 2.2 | 5/8 | 7/8 | |||
| AK-23 | 2.3 | |||||
| AK-25 | 2.5 | 7/8 | ||||
| AK-26 | 2.6 | 5/8 | ||||
| AK-27 | 2.7 | 7/8 | ||||
| AK-28 | 2.8 | 5/8 | 7/8 | |||
| AK-30 | 3.05 | 5/8 | 7/8 | |||
| AK-30H | 3.05 | |||||
| AK-32 | 3.25 | 5/8 | 7/8 | |||
| AK-32H | 3.25 | |||||
| AK-34 | 3.45 | 5/8 | 7/8 | |||
| AK-34H | 3.45 | |||||
| AK-39 | 3.75 | 5/8 | 7/8 | |||
| AK-39H | 3.75 | |||||
| AK-41 | 3.95 | 5/8 | 3/4 | 7/8 | ||
| AK-41H | 3.95 | |||||
| AK-44 | 4.25 | 5/8 | 3/4 | |||
| AK-44H | 4.25 | |||||
| AK-46 | 4.45 | 3/4 | 1 | |||
| AK-46H | 4.45 | |||||
| AK-49 | 4.75 | 3/4 | 1 | |||
| AK-49H | 4.75 | |||||
| AK-51 | 4.95 | 3/4 | 1 | |||
| AK-51H | 4.95 | |||||
| AK-54 | 5.25 | 5/8 | 3/4 | 1 | ||
| AK-54H | 5.25 | |||||
| AK-56 | 5.45 | 3/4 | ||||
| AK-56H | 5.45 | |||||
| AK-59 | 5.75 | 3/4 | ||||
| AK-61 | 5.95 | 3/4 | 1 | |||
| AK-61H | 5.95 | |||||
| AK-64 | 6.25 | |||||
| AK-66 | 6.45 | 3/4 | 1 | |||
| AK-66H | 6.45 | |||||
| AK-69 | 6.75 | 3/4 | 1 | |||
| AK-69H | 6.75 | |||||
| AK-71 | 6.95 | |||||
| AK-74 | 7.25 | 3/4 | 1 | |||
| AK-74H | 7.25 | |||||
| AK-79 | 7.75 | 3/4 | 1 | |||
| AK-79H | 7.75 | |||||
| AK-84 | 8.25 | 3/4 | 1 | |||
| AK-84H | 8.25 | |||||
| AK-89 | 8.75 | 3/4 | ||||
| AK-89H | 8.75 | |||||
| AK-94 | 9.25 | 3/4 | 1 | |||
| AK-99 | 9.75 | 1 | ||||
| AK-99H | 9.75 | |||||
| AK-104 | 10.25 | 3/4 | 1 | |||
| AK-109 | 10.75 | 3/4 | 1 | |||
| AK-109H | 10.75 | |||||
| AK-114 | 11.25 | 3/4 | ||||
| AK-114H | 11.25 | |||||
| AK-124 | 12.25 | 3/4 | ||||
| AK-124H | 12.25 | |||||
| BK-30 | 3.15 | |||||
| BK-30H | 3.15 | |||||
| BK-32 | 3.35 | |||||
| BK-34 | 3.55 | 5/8 | 7/8 | 1 1/8 | ||
| BK-34H | 3.55 | |||||
| BK-36 | 3.75 | 5/8 | 1 1/8 | |||
| BK-36H | 3.75 | |||||
| BK-40 | 3.95 | 5/8 | 7/8 | 1 1/8 | ||
| BK-40H | 3.95 | |||||
| BK-45 | 4.25 | 5/8 | 7/8 | 1 1/8 | ||
| BK-45H | 4.25 | |||||
| BK-47 | 4.45 | 1 1/8 | ||||
| BK-47H | 4.45 | |||||
| BK-50 | 4.75 | 7/8 | 1 | 1 1/8 | 1 3/16 | |
| BK-50H | 4.75 | |||||
| BK-52 | 4.95 | 1 1/8 | ||||
| BK-52H | 4.95 | |||||
| BK-55 | 5.25 | 3/4 | 1 | 1 1/8 | 1 3/16 | 1 7/16 |
| BK-55H | 5.25 | |||||
| BK-57 | 5.45 | 3/4 | 1 | 1 1/8 | ||
| BK-57H | 5.45 | |||||
| BK-60 | 5.75 | 3/4 | 1 | 1 3/16 | 1 7/16 | |
| BK-60H | 5.75 | |||||
| BK-62 | 5.95 | 1 | 1 3/16 | 1 7/16 | ||
| BK-65 | 6.25 | 7/8 | 1 | 1 3/16 | 1 7/16 | |
| BK-65H | 6.25 | |||||
| BK-67 | 6.45 | 1 | 1 3/16 | 1 7/16 | ||
| BK-67H | 6.45 | |||||
| BK-70 | 6.75 | 1 | 1 3/16 | 1 7/16 | ||
| BK-70H | 6.75 | |||||
| BK-72 | 6.95 | 1 3/16 | 1 7/16 | |||
| BK-72H | 6.95 | |||||
| BK-75 | 7.25 | 1 | 1 3/16 | 1 7/16 | ||
| BK-75H | 7.25 | |||||
| BK-77 | 7.45 | |||||
| BK-80 | 7.75 | 1 | 1 3/16 | 1 7/16 | ||
| BK-80H | 7.75 | |||||
| BK-85 | 8.25 | 1 | 1 3/16 | 1 7/16 | ||
| BK-85H | 8.25 | |||||
| BK-90 | 8.75 | 1 | 1 3/16 | 1 7/16 | ||
| BK-90H | 8.75 | |||||
| BK-95 | 9.25 | 1 | ||||
| BK-95H | 9.25 | |||||
| BK-100 | 9.75 | 1 | ||||
| BK-100H | 9.75 | |||||
| BK-105 | 10.25 | 1 | ||||
| BK-105H | 10.25 | |||||
| BK-110 | 10.75 | 1 | ||||
| BK-110H | 10.75 | |||||
| BK-115 | 11.25 | 1 | ||||
| BK-115H | 11.25 | |||||
| BK-120 | 11.75 | 1 | ||||
| BK-120H | 11.75 | |||||
| 2BK-34 | 3.55 | 7/8 | 1 1/8 | |||
| 2BK-36 | 3.75 | 7/8 | 1 1/8 | 1 3/8 | ||
| 2BK-36H | 3.75 | |||||
| 2BK-40 | 3.95 | 7/8 | 1 1/8 | 1 3/8 | ||
| 2BK-40H | 3.95 | |||||
| 2BK-45 | 4.25 | 1 1/8 | 1 3/8 | |||
| 2BK-45H | 4.25 | |||||
| 2BK-47 | 4.45 | 1 1/8 | ||||
| 2BK-47H | 4.45 | |||||
| 2BK-50 | 4.75 | 1 | 1 1/8 | 1 3/16 | 1 3/8 | |
| 2BK-50H | 4.75 | |||||
| 2BK-52H | 4.95 | |||||
| 2BK-55 | 5.25 | 1 | 1 1/8 | 1 3/8 | 1 3/16 | 1 7/16 |
| 2BK-55H | 5.25 | |||||
| 2BK-57H | 5.45 | |||||
| 2BK-60 | 5.75 | 1 | 1 3/16 | 1 7/16 | ||
| 2BK60H | 5.75 | |||||
| 2BK-65 | 6.25 | 1 | 1 3/16 | 1 7/16 | ||
| 2BK-65H | 6.25 | |||||
| 2BK-67 | 6.45 | 1 | 1 3/16 | 1 7/16 | ||
| 2BK-67H | 6.45 | |||||
| 2BK-70 | 6.75 | 1 | 1 3/16 | 1 7/16 | ||
| 2BK-70H | 6.75 | |||||
| 2BK-72H | 6.95 | |||||
| 2BK-80 | 7.75 | 1 | 1 3/16 | 1 7/16 | ||
| 2BK-80H | 7.75 | |||||
| 2BK80SK | 8.35 | |||||
| 2BK-85H | 8.5 | |||||
| 2BK-90 | 8.75 | 1 | 1 3/16 | 1 7/16 | ||
| 2BK-90H | 8.75 | |||||
| 2BK-100H | 9.75 | |||||
| 1VP-25 | 2.5 | 1/2 | ||||
| 1VP-30 | 2.87 | 1/2 | 5/8 | |||
| 1VP-34 | 3.15 | 1/2 | 5/8 | 7/8 | ||
| 1VP-40 | 3.75 | 1/2 | 5/8 | 7/8 | ||
| 1VP-44 | 4.15 | 5/8 | 7/8 | 1 1/8 | ||
| 1VP-50 | 4.75 | 5/8 | 7/8 | 1 1/8 | ||
| 1VP-56 | 5.35 | 1 1/8 | ||||
| 1VP-60 | 6 | 1 1/8 | ||||
| 1VP-71 | 7.1 | 1 1/8 | ||||
| 2VP-42 | 3.95 | 7/8 | 1 1/8 | |||
| 2VP-50 | 4.75 | 1 1/8 | 1 3/8 | |||
| 2VP-60 | 6 | 1 1/8 | 1 3/8 | |||
| 2VP-65 | 6.5 | 1 3/8 | 1 5/8 | |||
| 2VP-71 | 7.1 | 1 3/8 | 1 5/8 | |||
| 2VP-75 | 7.5 | 1 5/8 | ||||
