SPROCKET TOOTH DIMENSIONS
SPROCKET TOOTH DIMENSIONS — STANDARD
All dimensions are in inches unless otherwise indicated.
Double and Triple Strand
Chain Data for All Sprockets
For 4 or more Strands
Machining Tolerance on “t” and “M”
Single Strand t1
Roller Width W
Pitch P
Roller Diam.
ANSI
t 2
M 2
M 3
t 4
M 2
M 3
M 4
M 5
M 6
M 8
K
STANDARD SERIES CHAIN SPROCKETS
25
1/4
1/8
.130
.110
.107 .359 .611 .096 .348 .600
.852 1.140 1.356 1.860 .252 —.007
35
3/8
3/16
.200
.168 .162 .561 .960 .149 .548 .947 1.346 1.745 2.144 2.942 .399 —.008
40
1/2
5/16
.312
.284 .275 .841 1.407 .256 .822 1.388 1.954 2.520 3.086 4.218 .566 —.009
50
5/8
3/8
.400
.343 .332 1.045 1.758 .311 1.024 1.737 2.450 3.163 3.876 5.302 .713 —.010
60
3/4
1/2
.469
.459 .444 1.341 2.238 .418 1.315 2.212 3.109 4.006 4.903 6.697 .897 —.011
80
1
5/8
.625
.575 .557 1.710 2.863 .526 1.679 2.832 3.985 5.138 6.291 8.597 1.153 —.012
100
1 1/4
3/4
.750
.692 .669 2.077 3.485 .633 2.041 3.449 4.857 6.265 7.673 10.489 1.408 —.014
120
1 1/2
1
.875
.924 .894 2.683 4.472 .848 2.637 4.426 6.215 8.004 9.793 13.371 1.789 —.016
140
1 3/4
1
1.000
.924 .894 2.818 4.742 .848 2.772 4.696 6.620 8.544 10.468 14.316 1.924 —.016
160
2 1 1/4 1.125 1.156 1.119 3.424 5.729 1.063 3.368 5.673 7.978 10.283 12.588 17.198 2.305 —.019
180 2 1/4 113/32 1.406 1.301 1.259 3.851 6.443 1.197 3.789 6.381 8.973 11.565 14.157 19.341 2.592 —.020
200 2 1/2 1 1/2 1.562 1.389 1.344 4.161 6.978 1.278 4.095 6.912 9.729 12.546 15.363 20.997 2.817 —.021
240
3 1 7/8 1.875 1.738 1.682 5.140 8.598 1.601 5.059 8.517 11.975 15.433 18.891 — 3.458 —.025
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