TYPE A SPROCKETS

Machine cut, single strand, Type A steel sprockets. The complete range from No. 25 through No. 240 are stocked including many sizes with and without induction hardened teeth.

Sprockets are available made-to-order in non-standard materials or numbers of teeth and for metric chains or even custom chain profiles.
(H) Indicates sizes available with or without Hardened Teeth. All other signes available with hardened teeth as an alteration if desired.

Select a ANSI No.
Filter Clear
Filtering:
Catalog Number
Pitch Diameter
Filter Clear
Stock Bore
Filter Clear
Sprocket Weight
Group
Type A Sprockets
25A18 1.440 .250" .05lbs
25A19 1.519 .250" .05lbs
25A20 1.598 .250" .05lbs
25A22 1.757 .250" .07lbs
25A24 1.915 .375" .08lbs
25A25 1.995 .375" .09lbs
25A30 2.392 .375" .12lbs
25A32 2.551 .375" .14lbs
25A36 2.869 .375" .18lbs
25A40 3.187 .500" .23lbs
25A45 3.584 .500" .28lbs
25A48 3.823 .500" .32lbs
25A54 4.300 .500" .41lbs
25A60 4.777 .500" .50lbs
25A70 5.572 .500" .70lbs
25A72 5.732 .500" .70lbs
25A80 6.368 .500" .90lbs
25A84 6.686 .500" 1.00lbs
25A96 7.641 .500" 1.30lbs
35A14 1.685 .500" .10lbs
35A15 1.804 .500" .10lbs
35A16 1.922 .500" .10lbs
35A17 2.041 .500" .20lbs
35A18 2.159 .500" .20lbs
35A19 2.278 .500" .20lbs
35A20 2.397 .500" .20lbs
35A21 2.516 .500" .20lbs
35A22 2.635 .500" .20lbs
35A23 2.754 .500" .30lbs
35A24 2.873 .500" .30lbs
35A25 2.992 .500" .30lbs
35A26 3.111 .500" .40lbs
35A27 3.230 .500" .40lbs
35A28 3.349 .500" .40lbs
35A30 3.588 .500" .50lbs
35A32 3.826 .500" .50lbs
35A35 4.183 .500" .70lbs
35A36 4.303 .500" .70lbs
35A40 4.780 .500" .90lbs
35A42 5.018 .500" 1.00lbs
35A45 5.376 .500" 1.10lbs
35A48 5.734 .500" 1.20lbs
35A54 6.449 .625" 1.50lbs
35A60 7.165 .625" 1.90lbs
35A70 8.358 .625" 2.60lbs
35A72 8.597 .625" 2.70lbs
35A80 9.552 .750" 3.40lbs
35A84 10.029 .750" 3.70lbs
35A96 11.461 .750" 4.60lbs
35A112 13.371 .750" 5.30lbs
35A120 14.326 .750" 6.20lbs
41A9 1.462 .500" .10lbs
41A10 1.618 .500" .10lbs
41A11 1.775 .500" .20lbs
41A12 1.932 .500" .20lbs
41A13 2.089 .500" .20lbs
41A14 2.247 .500" .30lbs
41A15 2.405 .500" .30lbs
41A16 2.563 .500" .40lbs
41A17 2.721 .625" .40lbs
41A18 2.879 .625" .50lbs
41A19 3.038 .625" .50lbs
41A20 3.196 .625" .60lbs
41A21 3.355 .625" .60lbs
41A22 3.513 .625" .70lbs
41A23 3.672 .625" .70lbs
41A24 3.831 .625" .80lbs
41A25 3.989 .625" .80lbs
41A26 4.148 .625" .90lbs
41A27 4.307 .625" 1.00lbs
41A28 4.466 .625" 1.00lbs
41A30 4.783 .625" 1.10lbs
41A32 5.101 .625" 1.30lbs
41A35 5.578 .625" 1.60lbs
41A36 5.737 .625" 1.70lbs
41A40 6.373 .750" 2.10lbs
41A42 6.691 .750" 2.30lbs
41A45 7.168 .750" 2.60lbs
41A48 7.645 .750" 2.90lbs
41A54 8.599 .750" 3.70lbs
41A60 9.554 .750" 4.60lbs
41A70 11.145 1.000" 6.40lbs
41A72 11.463 1.000" 6.70lbs
41A80 12.736 1.000" 7.90lbs
41A84 13.372 1.000" 8.50lbs
41A96 15.282 1.000" 11.00lbs
41A112 17.828 1.000" 15.00lbs
41A120 19.101 1.000" 17.00lbs
40A9 1.462 .500" .10lbs
40A10 1.618 .500" .20lbs
40A11 1.775 .500" .20lbs
40A12 1.932 .500" .30lbs
40A13 2.089 .500" .30lbs
40A14(H) 2.247 .500" .40lbs
40A15(H) 2.405 .500" .40lbs
40A16(H) 2.563 .500" .40lbs
40A17(H) 2.721 .625" .50lbs
40A18(H) 2.879 .625" .50lbs
A.N.S.I. No. 40 Chain - Type A Sprockets - No Hub - Mandrel Bore - 1/2" Pitch
40A19(H) 3.038 .625" .60lbs
Type A Sprockets
40A20(H) 3.196 .625" .60lbs
40A21(H) 3.355 .625" .70lbs
40A22(H) 3.513 .625" .70lbs
40A23(H) 3.672 .625" .90lbs
40A24(H) 3.831 .625" .90lbs
40A25(H) 3.989 .625" 1.00lbs
40A26(H) 4.148 .625" 1.10lbs
40A27(H) 4.307 .625" 1.10lbs
40A28(H) 4.466 .625" 1.20lbs
40A30(H) 4.783 .625" 1.40lbs
40A32 5.101 .625" 1.60lbs
40A34 5.419 .625" 1.90lbs
40A35 5.578 .625" 2.00lbs
40A36 5.737 .625" 2.10lbs
40A38 6.055 .625" 2.30lbs
40A40 6.373 .750" 2.50lbs
40A42 6.691 .750" 2.80lbs
40A45 7.168 .750" 3.20lbs
40A48 7.645 .750" 3.70lbs
40A50 7.963 .750" 4.00lbs
40A52 8.281 .750" 4.30lbs
40A54 8.599 .750" 4.60lbs
40A60 9.554 .750" 5.80lbs
40A70 11.145 1.000" 8.20lbs
40A72 11.463 1.000" 8.40lbs
40A80 12.736 1.000" 10.00lbs
40A84 13.372 1.000" 11.00lbs
40A96 15.282 1.000" 14.00lbs
40A112 17.828 1.000" 20.00lbs
40A120 19.101 1.000" 23.00lbs
50A9 1.827 .625" .20lbs
50A10 2.023 .625" .30lbs
50A11 2.219 .625" .40lbs
50A13(H) 2.612 .625" .60lbs
50A14(H) 2.809 .625" .60lbs
50A15(H) 3.006 .625" .70lbs
50A16(H) 3.204 .625" .80lbs
50A17(H) 3.401 .625" .80lbs
50A18(H) 3.599 .625" .90lbs
50A19(H) 3.797 .625" 1.10lbs
50A20(H) 3.995 .625" 1.20lbs
50A21(H) 4.193 .750" 1.30lbs
50A22(H) 4.392 .750" 1.50lbs
50A23(H) 4.590 .750" 1.60lbs
50A24(H) 4.788 .750" 1.80lbs
50A25(H) 4.987 .750" 1.90lbs
50A26(H) 5.185 .750" 2.00lbs
50A27(H) 5.384 .750" 2.10lbs
50A28(H) 5.582 .750" 2.30lbs
50A30(H) 5.979 .750" 2.70lbs
50A32 6.376 .750" 3.10lbs
50A34 6.774 .750" 3.30lbs
50A35 6.972 .750" 3.70lbs
50A36 7.171 .750" 3.90lbs
50A38 7.568 .750" 4.40lbs
50A40 7.966 .750" 4.90lbs
50A42 8.363 .750" 5.40lbs
50A45 8.960 1.000" 6.20lbs
50A48 9.556 1.000" 7.00lbs
50A50 9.954 1.000" 7.60lbs
50A52 10.351 1.000" 8.20lbs
50A54 10.749 1.000" 8.80lbs
50A60 11.942 1.000" 10.00lbs
50A70 13.931 1.000" 14.00lbs
50A72 14.329 1.000" 15.00lbs
50A80 15.920 1.000" 19.00lbs
50A84 16.715 1.000" 21.00lbs
50A96 19.102 1.250" 27.00lbs
50A112 22.285 1.250" 37.00lbs
50A120 23.876 1.250" 44.00lbs
60A9 2.193 .750" .40lbs
60A10 2.427 .750" .50lbs
60A11(H) 2.662 .750" .60lbs
60A12(H) 2.898 .750" .80lbs
60A13(H) 3.134 .750" 1.00lbs
60A14(H) 3.371 .750" 1.20lbs
60A15(H) 3.607 .750" 1.30lbs
60A16(H) 3.844 .750" 1.50lbs
60A17(H) 4.082 .750" 1.70lbs
60A18(H) 4.319 .750" 1.80lbs
60A19(H) 4.557 .750" 2.00lbs
60A20(H) 4.794 .750" 2.20lbs
60A21(H) 5.032 .750" 2.50lbs
60A22(H) 5.270 1.000" 2.80lbs
60A23(H) 5.508 1.000" 3.10lbs
60A24(H) 5.746 1.000" 3.30lbs
60A25(H) 5.984 1.000" 3.60lbs
60A26(H) 6.222 1.000" 3.90lbs
60A27(H) 6.460 1.000" 4.20lbs
60A28(H) 6.699 1.000" 4.60lbs
60A30(H) 7.175 1.000" 5.30lbs
60A32 7.652 1.000" 5.90lbs
60A34 8.128 1.000" 6.80lbs
60A35 8.367 1.000" 7.20lbs
60A36 8.605 1.000" 7.60lbs
60A38 9.082 1.000" 8.50lbs
60A40 9.559 1.000" 9.40lbs
60A42 10.036 1.000" 10.00lbs
60A45 10.752 1.000" 11.00lbs
60A48 11.467 1.000" 13.00lbs
60A50 11.944 1.000" 14.00lbs
60A52 12.422 1.000" 16.00lbs
60A54 12.899 1.250" 17.00lbs
60A60 14.330 1.250" 20.00lbs
60A70 16.717 1.250" 28.00lbs
60A72 17.194 1.250" 29.00lbs
60A80 19.103 1.250" 37.00lbs
60A84 20.058 1.250" 41.00lbs
60A96 22.922 1.250" 53.00lbs
60A112 26.742 1.250" 73.00lbs
60A120 28.651 1.250" 77.00lbs
80A9(H) 2.924 1.000" 1.00lbs
80A10(H) 3.236 1.000" 1.20lbs
80A11(H) 3.549 1.000" 1.50lbs
80A12(H) 3.864 1.000" 1.90lbs
80A13(H) 4.179 1.000" 2.20lbs
80A14(H) 4.494 1.000" 2.60lbs
80A15(H) 4.810 1.000" 3.00lbs
80A16(H) 5.126 1.000" 3.30lbs
80A17(H) 5.442 1.000" 3.70lbs
80A18(H) 5.759 1.000" 4.20lbs
80A19(H) 6.076 1.000" 4.70lbs
80A20(H) 6.392 1.000" 5.10lbs
80A21(H) 6.710 1.000" 5.70lbs
80A22(H) 7.027 1.000" 6.20lbs
80A23(H) 7.344 1.000" 6.80lbs
80A24(H) 7.661 1.000" 7.40lbs
80A25(H) 7.979 1.000" 8.00lbs
80A26(H) 8.296 1.250" 8.70lbs
80A27(H) 8.614 1.250" 9.40lbs
80A28(H) 8.931 1.250" 10.00lbs
80A30(H) 9.567 1.250" 11.00lbs
80A32 10.202 1.250" 13.00lbs
80A34 10.838 1.250" 15.00lbs
80A35 11.156 1.250" 16.00lbs
80A36 11.474 1.250" 17.00lbs
80A38 12.110 1.250" 18.00lbs
80A40 12.745 1.250" 20.00lbs
80A42 13.381 1.250" 22.00lbs
80A45 14.336 1.250" 26.00lbs
80A48 15.290 1.250" 29.00lbs
80A50 15.926 1.250" 31.00lbs
80A52 16.562 1.250" 34.00lbs
80A54 17.198 1.250" 37.00lbs
80A60 19.107 1.437" 46.00lbs
80A70 22.289 1.437" 63.00lbs
80A72 22.926 1.437" 68.00lbs
80A80 25.471 1.437" 84.00lbs
80A84 26.744 1.437" 94.00lbs
80A96 30.563 1.687" 120.00lbs
80A112 35.655 1.687" 162.00lbs
80A120 38.202 1.687" 184.00lbs
100A9(H) 3.655 1.000" 2.40lbs
100A10(H) 4.045 1.000" 2.90lbs
100A11(H) 4.437 1.000" 3.40lbs
100A12(H) 4.830 1.250" 3.60lbs
100A13(H) 5.223 1.250" 3.70lbs
100A14(H) 5.617 1.250" 4.90lbs
100A15(H) 6.012 1.250" 5.60lbs
100A16(H) 6.407 1.250" 6.40lbs
100A17(H) 6.803 1.250" 7.10lbs
100A18(H) 7.198 1.250" 7.90lbs
100A19(H) 7.594 1.250" 8.90lbs
100A20(H) 7.991 1.250" 9.90lbs
100A21(H) 8.387 1.250" 11.00lbs
100A22(H) 8.783 1.250" 12.00lbs
100A23(H) 9.180 1.250" 13.00lbs
100A24(H) 9.577 1.250" 14.00lbs
100A25(H) 9.973 1.250" 15.00lbs
100A26(H) 10.370 1.250" 16.00lbs
100A27(H) 10.767 1.250" 18.00lbs
100A28(H) 11.164 1.250" 19.00lbs
100A30(H) 11.958 1.250" 22.00lbs
100A32 12.753 1.250" 25.00lbs
100A34 13.547 1.250" 28.00lbs
100A35 13.945 1.250" 29.00lbs
100A36 14.342 1.437" 31.00lbs
100A38 15.137 1.437" 35.00lbs
100A40 15.932 1.437" 39.00lbs
100A42 16.727 1.437" 43.00lbs
100A45 17.919 1.437" 49.00lbs
100A48 19.112 1.437" 56.00lbs
100A50 19.907 1.437" 61.00lbs
100A52 20.703 1.437" 66.00lbs
100A54 21.498 1.437" 71.00lbs
100A60 23.884 1.437" 87.00lbs
100A70 27.862 1.687" 118.00lbs
100A72 28.657 1.687" 123.00lbs
100A80 31.839 1.687" 157.00lbs
100A84 33.430 1.687" 169.00lbs
100A96 38.204 1.687" 221.00lbs
100A112 44.569 2.187" 297.00lbs
100A120 47.752 2.187" 340.00lbs
120A9(H) 4.386 1.250" 3.20lbs
120A10(H) 4.854 1.250" 4.50lbs
120A11(H) 5.324 1.437" 5.80lbs
120A12(H) 5.796 1.437" 6.90lbs
120A13(H) 6.268 1.437" 8.10lbs
120A14(H) 6.741 1.437" 9.30lbs
120A15(H) 7.215 1.437" 10.00lbs
120A16(H) 7.689 1.437" 12.00lbs
120A17(H) 8.163 1.437" 13.00lbs
120A18(H) 8.638 1.437" 15.00lbs
120A19(H) 9.113 1.437" 17.00lbs
120A20(H) 9.589 1.437" 18.00lbs
120A21(H) 10.064 1.437" 20.00lbs
120A22(H) 10.540 1.437" 22.00lbs
120A23(H) 11.016 1.437" 25.00lbs
120A24(H) 11.492 1.437" 27.00lbs
120A25(H) 11.968 1.687" 29.00lbs
120A26(H) 12.444 1.687" 32.00lbs
120A27(H) 12.921 1.687" 35.00lbs
120A28(H) 13.397 1.687" 38.00lbs
120A30(H) 14.350 1.687" 42.00lbs
120A32 15.303 1.687" 48.00lbs
120A34 16.257 1.687" 54.00lbs
120A35 16.734 1.687" 57.00lbs
120A36 17.211 1.687" 60.00lbs
120A38 18.164 1.687" 68.00lbs
120A40 19.118 1.687" 75.00lbs
120A42 20.072 1.687" 83.00lbs
120A45 21.503 1.687" 95.00lbs
120A48 22.935 1.687" 114.00lbs
120A50 23.889 1.687" 122.00lbs
120A52 24.843 1.687" 131.00lbs
120A54 25.798 1.687" 139.00lbs
120A60 28.661 2.187" 165.00lbs
120A70 33.434 2.187" 219.00lbs
120A72 34.388 2.187" 232.00lbs
120A80 38.207 2.187" 287.00lbs
120A84 40.116 2.187" 316.00lbs
120A96 45.845 2.187" 413.00lbs
120A120 57.302 2.187" 646.00lbs
140A9(H) 5.117 1.437" 5.30lbs
140A10(H) 5.663 1.437" 6.30lbs
140A11(H) 6.212 1.437" 7.50lbs
140A12(H) 6.762 1.437" 9.60lbs
140A13(H) 7.313 1.437" 11.00lbs
140A14(H) 7.864 1.437" 12.00lbs
140A15(H) 8.417 1.437" 14.00lbs
140A16(H) 8.970 1.437" 16.00lbs
140A17(H) 9.524 1.437" 18.00lbs
140A18(H) 10.078 1.437" 20.00lbs
140A19(H) 10.632 1.437" 23.00lbs
140A20(H) 11.187 1.437" 25.00lbs
140A21(H) 11.742 1.437" 28.00lbs
140A22(H) 12.297 1.437" 31.00lbs
140A23(H) 12.852 1.687" 34.00lbs
140A24(H) 13.407 1.687" 37.00lbs
140A25(H) 13.963 1.687" 40.00lbs
140A26(H) 14.518 1.687" 43.00lbs
140A27 15.074 1.687" 47.00lbs
140A28 15.630 1.687" 51.00lbs
140A30 16.742 1.687" 57.00lbs
140A32 17.854 1.687" 65.00lbs
140A34 18.966 1.687" 74.00lbs
140A35 19.523 1.687" 78.00lbs
140A36 20.079 2.187" 82.00lbs
140A38 21.192 2.187" 92.00lbs
140A40 22.305 2.187" 102.00lbs
140A42 23.418 2.187" 113.00lbs
140A45 25.087 2.187" 129.00lbs
140A48 26.757 2.187" 148.00lbs
140A54 30.097 2.187" 196.00lbs
140A60 33.438 2.187" 240.00lbs
140A70 39.006 2.187" 299.00lbs
140A72 40.120 2.187" 316.00lbs
140A80 44.575 2.187" 388.00lbs
140A96 53.485 2.187" 562.00lbs
160A9(H) 5.848 1.437" 8.40lbs
160A10(H) 6.472 1.437" 10.00lbs
160A11(H) 7.099 1.687" 12.00lbs
160A12(H) 7.727 1.687" 15.00lbs
160A13(H) 8.357 1.687" 18.00lbs
160A14(H) 8.988 1.687" 21.00lbs
160A15(H) 9.620 1.687" 23.00lbs
160A16(H) 10.252 1.687" 27.00lbs
160A17(H) 10.885 1.687" 30.00lbs
160A18(H) 11.518 1.687" 34.00lbs
160A19(H) 12.151 1.687" 38.00lbs
160A20(H) 12.785 1.687" 42.00lbs
160A21(H) 13.419 1.687" 46.00lbs
160A22(H) 14.053 2.187" 51.00lbs
160A23(H) 14.688 2.187" 56.00lbs
160A24(H) 15.323 2.187" 61.00lbs
160A25(H) 15.958 2.187" 65.00lbs
160A26(H) 16.593 2.187" 70.00lbs
160A27 17.228 2.187" 76.00lbs
160A28 17.863 2.187" 81.00lbs
160A30 19.134 2.187" 94.00lbs
160A32 20.405 2.187" 106.00lbs
160A34 21.676 2.187" 117.00lbs
160A35 22.312 2.187" 123.00lbs
160A36 22.947 2.187" 133.00lbs
160A38 24.219 2.187" 151.00lbs
160A40 25.491 2.187" 168.00lbs
160A42 26.763 2.187" 184.00lbs
160A45 28.671 2.187" 206.00lbs
160A48 30.580 2.187" 234.00lbs
160A54 34.397 2.187" 304.00lbs
160A60 38.215 2.187" 380.00lbs
160A70 44.578 2.187" 498.00lbs
160A72 45.851 2.187" 529.00lbs
160A80 50.943 2.187" 654.00lbs
160A96 61.126 2.187" 939.00lbs
180A10 7.281 1.687" 14.00lbs
180A11 7.986 1.687" 17.00lbs
180A12 8.693 1.687" 21.00lbs
180A13 9.402 1.687" 24.00lbs
180A14 10.112 1.687" 28.00lbs
180A15 10.822 1.687" 33.00lbs
180A16 11.533 1.687" 37.00lbs
180A17 12.245 2.187" 41.00lbs
180A18 12.957 2.187" 47.00lbs
180A19 13.670 2.187" 51.00lbs
180A20 14.383 2.187" 57.00lbs
180A21 15.096 2.187" 63.00lbs
180A22 15.810 2.187" 69.00lbs
180A23 16.524 2.187" 75.00lbs
180A24 17.238 2.187" 82.00lbs
180A26 18.666 2.187" 95.00lbs
180A28 20.096 2.187" 111.00lbs
180A30 21.525 2.187" 127.00lbs
180A35 25.101 2.187" 174.00lbs
180A36 25.816 2.187" 184.00lbs
180A40 28.677 2.187" 225.00lbs
180A45 32.255 2.187" 286.00lbs
180A54 38.696 2.187" 410.00lbs
180A60 42.991 2.187" 508.00lbs
200A9 7.310 1.687" 16.00lbs
200A10 8.090 1.687" 19.00lbs
200A11 8.872 1.687" 23.00lbs
200A12 9.660 2.187" 27.00lbs
200A13 10.447 2.187" 32.00lbs
200A14 11.235 2.187" 39.00lbs
200A15 12.025 2.187" 44.00lbs
200A16 12.815 2.187" 50.00lbs
200A17 13.605 2.187" 55.00lbs
200A18 14.397 2.187" 62.00lbs
200A19 15.190 2.187" 70.00lbs
200A20 15.982 2.187" 78.00lbs
200A21 16.775 2.187" 85.00lbs
200A22 17.567 2.187" 95.00lbs
200A23 18.360 2.187" 103.00lbs
200A24 19.152 2.187" 112.00lbs
200A25 19.947 2.187" 121.00lbs
200A26 20.740 2.187" 133.00lbs
200A27 21.535 2.187" 143.00lbs
200A28 22.330 2.187" 151.00lbs
200A30 23.917 2.187" 176.00lbs
200A32 25.505 2.187" 200.00lbs
200A35 27.890 2.187" 240.00lbs
200A36 28.685 2.187" 251.00lbs
200A40 31.865 2.187" 315.00lbs
200A42 33.455 2.187" 348.00lbs
200A45 35.840 2.187" 394.00lbs
200A48 38.225 2.187" 448.00lbs
200A54 42.995 2.187" 566.00lbs
200A60 47.767 2.187" 698.00lbs
240A10 9.708 2.187" 37.00lbs
240A11 10.649 2.187" 44.00lbs
240A12 11.591 2.187" 52.00lbs
240A13 12.536 2.187" 61.00lbs
240A14 13.482 2.187" 71.00lbs
240A15 14.429 2.187" 83.00lbs
240A16 15.377 2.187" 93.00lbs
240A17 16.327 2.187" 105.00lbs
240A18 17.276 2.187" 117.00lbs
240A19 18.227 2.187" 131.00lbs
240A20 19.177 2.187" 144.00lbs
240A21 20.129 2.187" 159.00lbs
240A24 22.984 2.187" 208.00lbs
240A25 23.936 2.187" 226.00lbs
240A30 28.700 2.187" 325.00lbs
240A35 33.467 2.187" 440.00lbs
240A36 34.421 2.187" 467.00lbs
240A40 38.237 2.187" 575.00lbs
240A42 40.145 2.187" 640.00lbs
240A54 51.595 2.187" 1,041.00lbs
240A60 57.322 2.187" 1,293.00lbs