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.
single_groove_sheaves
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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