Single Groove Sheaves for “3L” “4L” & “A” Belts
Bearing Distributors, Inc. carries a complete line of high quality FHP, A/B combination, C, 3V, 5V, 8V, variable pitch, and light duty sheaves. Our sheaves incorporate all popular bushing designs in addition to a bored to size product that’s furnished with a standard keyway and set screws. Each cast iron sheave is precision machined, statically balanced, and protected by a baked enamel finish.
Click on a Part Number below for detail information. Contact us with questions or Request a Quote.
| Part Number | OD (inch) | 3L Pitch | 4L+A Pitch | Type | F (inch) | L (inch) | P (inch) | C (inch) | Stock Bores (inch) |
|---|---|---|---|---|---|---|---|---|---|
| AK17 | 1.75 | 1.16 | 1.50 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8 |
| AK20 | 2.00 | 1.46 | 1.80 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 |
| AK21 | 2.10 | 1.56 | 1.90 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 |
| AK22 | 2.20 | 1.66 | 2.00 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 |
| AK23 | 2.30 | 1.76 | 2.10 | 1 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4, 7/8 |
| AK25 | 2.50 | 1.96 | 2.30 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4, 7/8, 1 |
| AK26 | 2.60 | 2.06 | 2.40 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 |
| AK27 | 2.70 | 2.16 | 2.50 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4 |
| AK28 | 2.80 | 2.26 | 2.60 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4, 7/8, 1 |
| AK30 | 3.05 | 2.46 | 2.80 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4, 7/8, 1 |
| AK32 | 3.25 | 2.66 | 3.00 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4, 7/8,1, 1-1/8 |
| AK34 | 3.45 | 2.86 | 3.20 | 2 | 21/32 | 15/16 | 7/16 | 5/32 | 1/2, 5/8, 3/4, 7/8,1, 1-1/8 |
| AK39 | 3.75 | 3.16 | 3.50 | 2 | 3/4 | 1-5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8,15/16, 1, 1-1/8 |
| AK41 | 3.95 | 3.36 | 3.70 | 2 | 3/4 | 1-5/32 | 15/32 | 1/16 | 1/2, 5/8, 3/4, 7/8,15/16, 1 |
| AK44 | 4.25 | 3.66 | 4.00 | 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 | 3.86 | 4.20 | 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 | 4.16 | 4.50 | 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 | 4.36 | 4.70 | 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 | 4.66 | 5.00 | 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 | 4.86 | 5.20 | 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 | 5.16 | 5.50 | 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 | 5.36 | 5.70 | 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 | 5.66 | 6.00 | 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 |
| AK69 | 6.75 | 6.16 | 6.50 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-1/8 |
| AK71 | 6.95 | 6.36 | 6.70 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 1/2, 5/8, 3/4, 1, 1-1/8,1-7/16 |
| AK74 | 7.25 | 6.66 | 7.00 | 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 | 7.16 | 7.50 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-1/8, 1-7/16 |
| AK84 | 8.25 | 7.66 | 8.00 | 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 | 8.16 | 8.50 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-3/16, 1-7/16 |
| AK94 | 9.25 | 8.66 | 9.00 | 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 | 9.16 | 9.50 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-7/16 |
| AK104 | 10.25 | 9.66 | 10.00 | 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 | 10.16 | 10.50 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-3/8, 1-7/16 |
| AK114 | 11.25 | 10.66 | 11.00 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-3/16, 1-7/16 |
| AK124 | 12.25 | 11.66 | 12.00 | 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 | 12.66 | 13.00 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-3/16, 1-3/8,1-7/16 |
| AK144 | 14.25 | 13.66 | 14.00 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-3/16, 1-7/16 |
| AK154 | 15.25 | 14.66 | 15.00 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-3/16, 1-3/8,1-7/16 |
| AK184 | 18.25 | 17.66 | 18.00 | 3 | 3/4 | 1-15/32 | 23/32 | 0 | 3/4, 1, 1-3/16, 1-7/16 |
AK Sheaves are precision machined from gray cast iron, statically balanced, painted with baked enamel finish and individually packaged. Sheaves are furnished with standard keyways & set screws.
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