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PILOT BORE SHEAVES
| AK17 to AK184 For 4L or A
and 3L belts. |  | |
| SIZE | DIAMETER | TYPE | DIMENSIONS | STOCK BORES | | O.D. | PD | F | L | P | C | | "A" | "3L" | | AK17 | 1.75 | 1.50 | 1.16 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8 | | AK20 | 2.00 | 1.80 | 1.46 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 | | AK21 | 2.10 | 1.90 | 1.56 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 | | AK22 | 2.20 | 2.00 | 1.66 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 | | AK23 | 2.30 | 2.10 | 1.76 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 | | AK25 | 2.50 | 2.30 | 1.96 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 | | AK26 | 2.60 | 2.40 | 2.06 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 | | AK27 | 2.70 | 2.50 | 2.16 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 | | AK28 | 2.80 | 2.60 | 2.26 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 | | AK30 | 3.05 | 2.80 | 2.46 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4, 7/8 | | AK32 | 3.25 | 3.00 | 2.66 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4, 7/8 | | AK34 | 3.45 | 3.20 | 2.86 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4, 7/8 | | AK39 | 3.75 | 3.50 | 3.16 | 2 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1 | | AK41 | 3.95 | 3.70 | 3.36 | 2 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1 | | AK44 | 4.25 | 4.00 | 3.66 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1, 1 1/8 | | AK46 | 4.45 | 4.20 | 3.86 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1, 1 1/8 | | AK49 | 4.75 | 4.50 | 4.16 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1, 1 1/8 | | AK51 | 4.95 | 4.70 | 4.36 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 1, 1 1/8 | | AK54 | 5.25 | 5.00 | 4.66 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1,1 1/8,
1 3/16 | | AK56 | 5.45 | 5.20 | 4.86 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1,1 1/8,
1 3/16 | | AK59 | 5.75 | 5.50 | 5.16 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1,1 1/8,
1 3/16 | | AK61 | 5.95 | 5.70 | 5.36 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1,1 1/8,
1 3/16 | | AK64 | 6.25 | 6.00 | 5.66 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8, 15/16, 1,1 1/8,
1 3/16 | | AK66 | 6.45 | 6.20 | 5.86 | 3 | 3/4 | 1 5/32 | 15/32 | 1/16 | 5/8, 3/4, 1, 1 1/8 | | AK69 | 6.75 | 6.50 | 6.16 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 1/8 | | AK71 | 6.95 | 6.70 | 6.36 | 3 | 3/4 | 1 15/32 | .23/32 | 0 | 5/8, 3/4, 1, 1 1/8, 17/8 | | AK74 | 7.25 | 7.00 | 6.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 1/2, 5/8, 3/4, 15/16, 1, 1 1/8,
1 3/16, 1 1/4, 1 7/16 | | AK79 | 7.75 | 7.50 | 7.16 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 1/8, 1 7/16 | | AK84 | 8.25 | 8.00 | 7.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 1/2, 5/8, 3/4, 15/16, 1, 1 3/16,
1 7/16 | | AK89 | 8.75 | 8.50 | 8.16 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 1/8, 1 7/16 | | AK94 | 9.25 | 9.00 | 8.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 1/2, 5/8, 3/4, 15/16, 1, 1 3/16,
1 1/4, 1 7/16 | | AK99 | 9.75 | 9.50 | 9.16 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 7/16 | | AK104 | 10.25 | 10.00 | 9.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 5/8, 3/4, 1, 1 3/16, 1 1/4, 1 3/8,
1 7/16 | | AK109 | 10.75 | 10.50 | 10.16 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 3/8, 1 7/16 | | AK114 | 11.25 | 11.00 | 10.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 3/16, 1 7/16 | | AK124 | 12.25 | 12.00 | 11.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 5/8, 3/4, 1, 1 3/16, 1 1/4, 1 7/16 | | AK134 | 13.25 | 13.00 | 12.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 3/16, 1 3/8, 1 7/16 | | AK144 | 14.25 | 14.00 | 13.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 3/16, 1 7/16 | | AK154 | 15.25 | 15.00 | 14.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 3/16, 1 3/8, 1 7/16 | | AK184 | 18.25 | 18.00 | 17.66 | 3 | 3/4 | 1 15/32 | 23/32 | 0 | 3/4, 1, 1 3/16, 1 7/16 |
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PILOT BORE SHEAVES
| 2AK20 to 2AK184 For 4L or A
and 3L belts. | |  | | | | |
| SIZE | DIAMETER | TYPE | DIMENSIONS | STOCK BORES | | OD | PD | | "A" | "3L" | F | L | P | C | | 2AK20 | 2.00 | 1.80 | 1.46 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 1/2, 5/8, 3/4 | | 2AK21 | 2.15 | 1.90 | 1.56 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 1/2, 5/8, 3/4 | | 2AK22 | 2.25 | 2.00 | 1.66 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 1/2, 5/8, 3/4, 7/8 | | 2AK23 | 2.35 | 2.10 | 1.76 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 5/8, 3/4, 7/8, 1 | | 2AK25 | 2.55 | 2.30 | 1.96 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 5/8, 3/4, 7/8, 1 | | 2AK26 | 2.65 | 2.40 | 2.06 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 5/8, 3/4, 7/8, 1 | | 2AK27 | 2.75 | 2.50 | 2.16 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 5/8, 3/4, 7/8, 1 | | 2AK28 | 2.85 | 2.60 | 2.26 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 5/8, 3/4, 7/8, 1 | | 2AK30 | 3.05 | 2.80 | 2.46 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 1/2, 5/8, 3/4, 7/8, 1, 1 1/8 | | 2AK32 | 3.25 | 3.00 | 2.66 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 5/8, 3/4, 7/8, 1, 1 1/8 | | 2AK34 | 3.45 | 3.20 | 2.86 | 1 | 1 3/8 | 1 21/32 | 15/32 | 3/16 | 5/8, 3/4, 7/8, 1, 1 1/8 | | 2AK39 | 3.75 | 3.50 | 3.16 | 2 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 5/8, 3/4, 7/8, 1, 1 1/8 | | 2AK41 | 3.95 | 3.70 | 3.36 | 2 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 5/8, 3/4, 7/8. 1, 1 1/8 | | 2AK44 | 4.25 | 4.00 | 3.66 | 2 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 5/8, 3/4, 7/8, 1, 1 1/8 | | 2AK46 | 4.45 | 4.20 | 3.86 | 2 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 7/8, 1, 1 1/8 | | 2AK49 | 4.75 | 4.50 | 4.16 | 2 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 3/4, 7/8, 1, 1 1/8, 1 3/8 | | 2AK51 | 4.95 | 4.70 | 4.36 | 2 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 3/4, 7/8, 1, 1 1/8, 1 3/8 | | 2AK54 | 5.25 | 5.00 | 4.66 | 3 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 5/8, 3/4, 7/8, 1, 1 1/8, 1 3/8 | | 2AK56 | 5.45 | 5.20 | 4.86 | 3 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 5/8, 3/4, 1, 1 1/8, 1 3/8 | | 2AK59 | 5.75 | 5.50 | 5.16 | 3 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 1, 1 1/8, 1 3/8 | | 2AK61 | 5.95 | 5.70 | 5.36 | 3 | 1 3/8 | 1 11/32 | 15/32 | 1/2 | 3/4, 7/8, 1, 1 1/8, 1 3/8 | | 2AK64 | 6.25 | 6.00 | 5.66 | 3 | 1 3/8 | 1 19/32 | 11/32 | 1/8 | 3/4, 1, 1 1/8, 1 3/16, 1 3/8,1 7/16 | | 2AK74 | 7.25 | 7.00 | 6.66 | 3 | 1 3/8 | 1 19/32 | 11/32 | 1/8 | 3/4, 1, 1 1/8, 1 3/16, 1 3/8,1 7/16 | | 2AK84 | 8.25 | 8.00 | 7.66 | 3 | 1 3/8 | 1 19/32 | 11/32 | 1/8 | 3/4, 15/16, 1, 1 1/8, 1 3/16,1 3/8,
1 7/16 | | 2AK94 | 9.25 | 9.00 | 8.66 | 3 | 1 3/8 | 1 19/32 | 11/32 | 1/8 | 3/4, 1, 1 1/8, 1 3/16,1 3/8, 1 7/16 | | 2AK104 | 10.25 | 10.00 | 9.66 | 3 | 1 3/8 | 1 19/32 | 11/32 | 1/8 | 3/4, 15/16, 1, 1 7/16 | | 2AK114 | 11.25 | 11.00 | 10.66 | 3 | 1 3/8 | 1 19/32 | 11/32 | 1/8 | 3/4, 1, 1 3/16, 1 3/8, 1 7/16 | | 2AK124 | 12.25 | 12.00 | 11.66 | 3 | 1 3/8 | 1 19/32 | 11/32 | 1/8 | 3/4, 1, 1 3/16, 1 7/16 | | 2AK134 | 13.25 | 13.00 | 12.66 | 3 | 1 3/8 | 1 19/32 | 11/32 | 1/8 | 1 3/16, 1 7/16 | | 2AK144 | 14.25 | 14.00 | 13.66 | 3 | 1 3/8 | 1 19/32 | 11/32 | 1/8 | 1, 1 7/16 |
Bore Range | Keyseat | 1/2 | None | 5/8 to 7/8 | 3/16*3/32 | 15/16 to 1 1/4 | 1/4*1/8 | 1 7/16 | 3/8*3/16 |
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