Page 40 of Roller Chain Sprockets by Ringball Corporation (RBL)

no 240 stock sprockets 3 pitch type a type b type c single type a b c no of teeth 10 11 12 13 14 15 16 17 18 19 20 21 25 30 35 40 45 54 60 od 11.030 12.020 13.000 13.970 14.940 15.910 16.880 17.850 18.810 19.780 20.740 21.710 25.550 30.340 35.130 39.920 44.700 53.310 59.040 pd 9.708 10.649 11.591 12.536 13.482 14.429 15.377 16.327 17.276 18.227 19.177 20.129 23.936 28.700 33.467 38.237 43.007 51.595 57.322 part no h240a10 h240a11 h240a12 h240a13 h240a14 h240a15 h240a16 h240a17 h240a18 h240a19 h240a20 h240a21 h240a25 h240a30 h240a35 h240a40 h240a45 h240a54 h240a60 type aaaaaaaaaaaaaaaaaaad 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 app wt lbs 32.0 39.0 46.0 54.0 62.0 72.0 82.0 93.0 103.0 115.0 128.0 140.0 200.0 310.0 416.0 548.0 702.0 1022.0 1268.0 part no h240b10 h240b11 h240b12 h240b13 h240b14 h240b15 h240b16 h240b17 h240b18 h240b19 h240b20 h240b21 h240b25 h240c30 h240c35 h240c40 h240c45 h240c54 h240c60 type bbbbbbbbbbbbbccccccd min 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 max 4-1/2 4-3/4 5-3/8 5-3/8 5-3/8 5-3/8 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 6 6 7 7 7 7 hd 6-1/2 7 7-1/2 7-1/2 7-1/2 7-1/2 8 8 8 8 8 8 8 9 9 10 10 10 10 l 3-3/8 3-7/8 3-7/8 3-7/8 3-7/8 3-7/8 4-1/8 4-1/8 4-1/8 4-1/8 4-1/8 4-1/8 4-1/8 6-1/4 6-1/4 6-3/4 6-3/4 6-3/4 6-3/4 app wt lbs 49.0 66.0 72.0 81.0 88.0 98.0 120.0 137.0 142.0 154.0 169.0 186.0 254.0 398.0 527.0 672.0 850.0 1148.0 1419.0 maximum bores shown accommodate standard keyway with setscrew positioned over keyway 40

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