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120-4 Chain Sprockets

Our four-strand 120-4 Roller Chain Sprockets are manufactured in accordance with ANSI B29 standards and boast high-precision tolerances for dependable and consistent performance with the 1.50" pitch chain. We also stock 120-4 roller chain and a wide range of other components such as v-belt pulleys, electric motors, gear reducers, bearings, and more! The below chart shows standard 120-4 chain sprockets but we also supply custom roller chain sprockets and specific bore sprockets. For more information or to get a quote please contact us and we will be happy to assist you!

120-4 Quadruple Sprocket Size Chart

120-4 B-Hub Sprockets


Sprocket Size Tooth Count Outside Diameter Stock Bore Max. Recommended Bore Hub Diameter Length Thru Bore Weight (LBS)
F120B12 12 6.500" 1-1/2" 2-7/16" 4-1/16" 7-3/8" 35.9
F120B13 13 6.990" 1-1/2" 2-13/16" 4-9/16" 7-3/8" 43.4
F120B14 14 7.470" 1-1/2" 3" 5" 7-3/8" 52.9
F120B15 15 7.960" 1-1/2" 3-3/8" 5-1/2" 7-3/8" 62.5
F120B16 16 8.440" 1-1/2" 3-3/8" 5-1/2" 7-3/8" 71.3
F120B17 17 8.880" 1-1/2" 4-3/8" 5-1/2" 7-1/2" 81.8
F120B18 18 9.410" 1-11/16" 4-3/8" 6-1/2" 7-1/2" 102.0
F120B19 19 9.890" 1-11/16" 4-3/8" 6-1/2" 8" 112.0
F120B20 20 10.370" 2-3/16" 4-3/8" 6-1/2" 8" 122.0
F120B21 21 10.850" 2-3/16" 4-3/8" 6-1/2" 8" 136.0
F120B22 22 11.330" 2-3/16" 4-3/8" 6-1/2" 8" 150.0
F120B23 23 11.810" 2-5/16" 4-3/8" 6-1/2" 8" 164.0
F120B24 24 12.290" 2-3/16" 4-1/2" 7" 8" 181.0
F120B25 25 12.270" 2-3/16" 4-1/2" 7" 8" 199.0
F120B26 26 13.250" 2-3/16" 4-1/2" 7" 8" 215.0
F120B27 27 13.730" 2-3/16" 4-1/2" 7" 8" 233.0
F120B28 28 14.210" 2-3/16" 4-1/2" 7" 8" 252.0
F120B30 30 15.170" 2-3/16" 4-1/2" 7" 8" 292.0
F120B32 32 16.130" 2-15/16" 4-1/2" 7" 8" 326.0
F120B35 35 17.570" 2-15/16" 5-1/4" 8" 8" 395.0
F120B36 36 18.050" 2-15/16" 5-1/4" 8" 8" 419.0
F120B40 40 19.960" 2-15/16" 5-1/4" 8" 8" 523.0

120-4 C-Hub Sprockets


Sprocket Size Tooth Count Outside Diameter Stock Bore Max. Recommended Bore Hub Diameter Length Thru Bore Weight (LBS)
F120C42 42 20.920" 2-15/16" 5-1/4" 8" 7-3/4" 254.0
F120C45 45 22.350" 2-15/16" 5-1/4" 8" 7-3/4" 275.0
F120C48 48 23.790" 2-15/16" 5-1/4" 8" 7-3/4" 293.0
F120C54 54 26.650" 2-15/16" 5-1/4" 8" 7-3/4" 335.0
F120C60 60 29.520" 2-15/16" 6-3/8" 8" 7-3/4" 416.0




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Four Strand F120B12 Sprocket Four Strand F120B13 Sprocket Four Strand F120B14 Sprocket Four Strand F120B15 Sprocket
Four Strand F120B16 Sprocket Four Strand F120B17 Sprocket Four Strand F120B18 Sprocket Four Strand F120B19 Sprocket
Four Strand F120B20 Sprocket Four Strand F120B21 Sprocket Four Strand F120B22 Sprocket Four Strand F120B23 Sprocket
Four Strand F120B24 Sprocket Four Strand F120B25 Sprocket Four Strand F120B26 Sprocket Four Strand F120B27 Sprocket
   
 
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