Rosca Série Polegada - Sistema Unificado Americano

REFERÊNCIA ASME B1.1 - 2003

Veja outros modelos
Veja outros Produtos

Rosca Externa

 

Rosca Interna

Diâmetro nominal nº fios-serie Classe Diâmetro Maior Diâmetro Primitivo Diâmetro menor Classe Diâmetro menor Diâmetro Primitivo Diâmetro Maior
Máx. min. Máx. min. Máx. min. Máx. min. Máx. min.

Nº 5

40 UNC

2A 3.154 3.026 2.743 2.678 2.398 2B 2.487 2.697 2.764 2.847 3.175
3A 3.175 3.046 2.763 2.716 2.418 3B 2.487 2.697 2.764 2.827 3.175
Nº 5
44 UNF 		2A 3.157 3.036 2.781 2.781 2.469 2B 2.551 2.740 2.800 2.880 3.175
3A 3.175 3.054 2.799 2.751 2.487 3B 2.551 2.740 2.800 2.860 3.175
Nº 6
32 UNC 		2A 3.484 3.333 2.969 2.899 2.540 2B 2.642 2.895 2.990 3.083 3.506
3A 3.505 3.353 2.989 2.937 2.560 3B 2.642 2.895 2.990 3.058 3.506
Nº 6
40 UNF 		2A 3.484 3.356 3.073 3.008 2.728 2B 2.820 3.022 3.094 3.180 3.506
3A 3.505 3.376 3.093 3.043 2.748 3B 2.820 3.012 3.094 3.157 3.506
Nº 8
32 UNC 		2A 4.142 3.991 3.627 3.554 3.198 2B 3.302 3.530 3.650 3.746 4.166
3A 4.165 4.014 3.649 3.595 3.221 3B 3.302 3.528 3.650 3.721 4.166
Nº 8
36 UNF 		2A 4.145 4.006 3.688 3.617 3.305 2B 3.404 3.606 3.709 3.799 4.166
3A 4.165 4.026 3.708 3.656 3.325 3B 3.404 3.596 3.709 3.776 4.166
Nº 10
24 UNC 		2A 4.800 4.618 4.112 4.029 3.541 2B 3.683 3.962 4.138 4.246 4.826
3A 4.826 4.644 4.137 4.075 3.566 3B 3.683 3.949 4.138 4.218 4.826
Nº 10
32 UNF 		2A 4.803 4.651 4.287 4.212 3.858 2B 3.963 4.165 4.311 4.409 4.826
3A 4.826 4.674 4.310 4.252 3.881 3B 3.963 4.168 4.311 4.384 4.826
Nº 12
24 UNC 		2A 5.461 5.279 4.772 4.687 4.201 2B 4.344 4.597 4.799 4.909 5.487
3A 5.486 5.304 4.798 4.733 4.227 3B 4.344 4.589 4.799 4.881 5.487
Nº 12
28 UNF 		2A 5.461 5.296 4.871 4.791 4.379 2B 4.496 4.724 4.898 5.003 5.487
3A 5.486 5.322 4.897 4.837 4.404 3B 4.496 4.716 4.898 4.975 5.487
1/4"
20 UNC 		2A 6.322 6.117 5.496 5.403 4.811 2B 4.979 5.257 5,55 5.648 6.350
3A 6.350 6.145 5.524 5.454 4.839 3B 4.979 5.250 5.525 5.615 6.350
1/4" 28 UNF 2A 6.324 6.160 5.735 5.652 5.243 2B 5.360 5.588 5.761 5.869 6.350
3A 6.350 6.185 5.760 5.698 5.268 3B 5.360 5.562 5.761 5.842 6.350
5/16" 18 UNC 2A 7.907 7.687 6.990 6.889 6.228 2B 6.401 6.731 7.021 7.155 7.938
3A 7.927 7.717 7.020 6.945 6.259 3B 6.401 6.680 7.021 7.119 7.938
5/16" 24 UNF 2A 7.909 7.727 7.221 7.128 6.650 2B 6.782 7.035 7.251 7.371 7.938
3A 7.937 7.755 7.249 7.181 6.678 3B 6.782 6.995 7.250 7.340 7.938
3/8" 16 UNC 2A 9.491 9.254 8.460 8.349 7.600 2B 7.798 8.153 8.494 8.638 9.525
3A 9.525 9.287 8.493 8.410 7.633 3B 7.798 8.082 8.494 8.602 9.525
3/8" 24 UNF 2A 9.497 9.315 8.808 8.713 8.223 2B 8.382 8.636 8.837 8.961 9.525
3A 9.525 9.343 8.836 8.763 8.265 3B 8.382 8.564 8.837 8.930 9.525
7/16" 14 UNC 2A 11.076 10.816 9.898 9.779 8.918 2B 9.144 9.550 9.934 10.088 11.113
3A 11.112 10.851 9.933 9.846 8.954 3B 9.144 9.441 9.934 10.050 11.113
7/16" 20 UNF 2A 11.079 10.874 10.254 10.147 9.568 2B 9.729 10.033 10.287 10.424 11.113
3A 11.112 10.907 10.287 10.208 9.601 3B 9.729 9.946 10.287 10.391 11.113
1/2" 13 UNC 2A 12.661 12.386 11.392 11.265 8.430 2B 10.592 11.023 11.430 11.595 12.700
3A 12.700 12.424 11.430 11.336 8.468 3B 10.592 10.881 11.430 11.551 12.700
1/2" 20 UNF 2A 12.666 12.462 11.841 11.732 11.156 2B 11.329 11.607 11.875 1.016 12.700
3A 12.700 12.495 11.874 11.793 11.189 3B 11.329 11.523 11.875 11.981 12.700
9/16" 12 UNC 2A 14.246 13.958 12.873 12.741 11.727 2B 11.989 12.446 12.914 13.086 14.288
3A 14.287 13.998 12.913 12.814 11.768 3B 11.989 12.301 12.914 13.042 14.288
9/16" 18 UNF 2A 14.251 14.031 13.335 13.221 12.573 2B 12.751 13.081 13.371 13.520 14.288
3A 14.287 14.067 13.370 13.285 12.609 3B 12.751 12.969 13.371 13.482 14.288
5/8" 11 UNC 2A 15.834 15.528 14.335 14.197 13.086 2B 13.386 13,868 14.377 14.559 15.875
3A 15.875 15.568 14.376 14.273 13.127 3B 13.386 13.693 14.377 14.513 15.875
5/8" 18 UNF 2A 15.839 15.619 14.922 14.804 14.161 2B 14.351 14.681 14.959 15.110 15.875
3A 15.875 15.655 14.958 14.870 14.196 3B 14.351 14.554 14.959 15.072 15.875
3/4" 10 UNC 2A 19.004 18.677 17.353 17.204 15.979 2B 16.307 16.840 17.399 17.594 19.050
3A 19.050 18.273 17.399 17.288 16.025 3B 16.307 16.624 17.399 17.543 19.050
3/4" 16 UNF 2A 19.011 18.774 17.980 17.854 17.120 2B 17.323 17.678 18.019 18.183 19.050
3A 19.050 18.812 18.018 17.923 17.158 3B 17.323 17.546 18.019 18.143 19.050
7/8" 9 UNC 2A 22.176 21.824 20.342 20.183 18.816 2B 19.177 19.761 20.392 20.599 22.225
3A 22.225 21.872 20.391 20.272 18.865 3B 19.177 19.509 20.392 20.546 22.225
7/8" 14 UNF 2A 22.184 21.923 21.005 20.869 20.025 2B 20.270 20.675 21.047 21.224 22.225
3A 22.225 21.964 21.046 20.943 20.066 3B 20.270 20.492 21.047 21.181 22.225
1 - 8 UNC 2A 25.349 24.969 23.286 23.114 21.570 2B 21.971 22.606 23.338 23.561 25.400
3A 25.400 25.019 23.337 23.208 21.620 3B 21.971 22.344 23.338 23.505 25.440
1 - 12 UNF 2A 25.254 25.065 23.980 23.831 22.835 2B 23.114 23.571 24.026 24.218 25.400
3A 25.400 25.111 24.025 23.915 22.880 3B 23.114 23.362 24.026 24.170 25.400

Rosca Externa

 

Rosca Interna

Diâmetro Nominal nº fios-série  Classe Diâmetro Maior Diâmetro Primitivo Diâmetro Menor Classe Diâmetro Menor Diâmetro Primitivo Diâmetro Maior
Máx. min. Máx. min. Máx. min. Máx. min. Máx. min.
1.1/8''
7 UNC 		2A 28.519 28.103 26.162 25.980 24.199 2B 24.638 25.349 26.218 26.456 28.575
3A 28.575 28.159 26.217 26.081 24.254 3B 24.638 25.082 26.218 26.398 28.575
1.1/8'' 2A 25.521 28.141 26.459 26.284 24.742 2B 25.146 25.781 26.513 26.741 28.575
3A 28.575 26.194 26.512 26.381 24.795 3B 25.146 25.519 26.513 26.682 28.575
1.1/8'' 2A 28.529 28.240 27.155 27.003 26.010 2B 26.269 26.746 27.201 27.398 28.575
3A 28.575 28.286 27.200 27.087 26.055 3B 26.289 26.537 27.201 27.350 28.575
1.1/4'' 2A 31.694 31.278 29.337 29.150 27.374 2A 27.813 28.524 29.393 29.636 31.750
3A 31.750 31.334 29.392 29.254 27.429 3B 27.813 28.257 29.393 29.575 31.750
1.1/4'' 2A 31.696 31.316 29.634 29.457 27.917 2B 28.321 28.956 29.688 29.921 31.750
3A 31.750 31.369 29.687 29.553 27.970 3B 28.321 28.694 29.688 29.862 31.750
1.1/4'' 2A 31.704 31.415 30.330 30.173 29.185 2B 29.464 29.921 30.376 30.579 31.750
3A 31.750 31.461 30.375 30.260 29.230 3B 29.464 29.712 30.376 30.528 31.750
1.3/8'' 2A 34.864 34.402 32.113 31.911 29.825 2B 30.353 31.115 32.175 32.438 34.925
3A 34.925 34.463 32.174 32.022 29.886 3B 30.353 30.850 32.175 32.372 34.925
1.3/8'' 2A 34.869 34.489 32.806 32.624 31.090 2B 31.496 32.131 32.863 33.098 34.925
3A 34.925 34.544 32.862 32.726 31.145 3B 31.496 31.869 32.863 33.040 34.925
1.3/8'' 2A 34.876 34.588 33.502 33.343 32.357 2B 32.639 33.096 33.551 33.759 34.925
3A 34.925 34.636 33.550 33.432 32.405 3B 32.639 32.887 33.551 33.705 34.925
1.1/2'' 2A 38.039 37.577 35.288 35.083 33.000 2B 33.528 34.290 35.350 35.615 38.100
3A 38.100 37.638 35.349 35.195 33.061 3B 33.528 34.025 35.350 35.549 38.100
1.1/2'' 2A 38.044 37.664 35.981 35.797 34.265 2B 34.671 35.306 36.038 36.278 38.100
3A 38.100 37.719 36.037 35.898 34.320 3B 34.671 35.044 36.038 36.217 38.100
1.1/2'' 2A 38.051 37.763 36.677 36.516 35.532 2B 35.814 36.271 36.726 36.936 38.100
3A 38.100 37.811 36.725 36.604 35.580 3B 35.814 36.062 36.726 36.855 38.100
1.5/8'' 2A 41.219 40.839 39.156 38.696 37.551 2B 37.846 38.481 39.213 39.458 41.275
3A 41.275 40.894 39.212 39.071 37.607 3B 37.846 38.219 39.213 39.395 41.275
1.3/4'' 2A 44.381 43.861 41.081 40.856 38.334 2B 38.964 39.827 41.151 41.445 44.450
3A 44.450 43.930 41.150 40.981 38.403 3B 38.964 39.560 41.151 41.371 44.450
1.3/4'' 2A 44.391 44.011 42.329 42.139 40.612 2B 41.021 41.656 42.388 42.536 44.450
3A 44.450 44.069 42.387 42.243 40.670 3B 41.021 41.394 42.388 42.575 44.450
1.7/8'' 2A 47.566 47.186 45.504 45.309 43.787 2B 44.196 44.831 45.563 45.816 47.625
3A 47.625 47.244 45.562 45.418 43.845 3B 44.196 44.569 45.563 45.753 45.625
2'' 2A 50.726 50.168 47.061 46.820 44.003 2B 44.679 45.593 47.135 47.449 50.880
3A 50.800 50.242 47.134 46.955 47.077 3B 44.679 45.366 47.135 47.371 50.800
2'' 8 UN 2A 50.741 50.361 48.679 48.481 46.962 2B 47.371 48.006 48.738 48.994 50.800
3A 50.800 50.419 48.737 48.591 47.020 3B 47.371 47.744 48.738 48.930 50.800
2.1/8'' 2A 53.914 53.534 51.851 51.651 50.122 2B 50.546 51.181 51.913 52.171 53.975
3A 53.975 53.594 51.912 51.763 50.195 3B 50.546 50.919 51.913 52.108 53.975
2.1/4'' 2A 57.076 56.518 53.411 53.165 50.353 2B 51.029 51.943 53.465 53.804 57.150
3A 57.150 56.592 53.484 53.300 50.427 3B 51.029 51.716 53.485 53.726 57.150
2.1/4'' 2A 57.089 56.709 55.026 54.026 54.824 2B 53.721 54.356 55.088 55.351 57.150
3A 57.150 56.769 55.067 54.936 53.370 3B 53.721 54.094 55.088 55.285 57.150
2.3/8'' 2A 60.264 59.884 58.201 57.996 56.485 2B 56.896 57.531 56.263 58.529 60.325
3A 60.325 59.944 58.262 58.111 56.545 3B 56.896 57.269 58.263 58.463 60.325
2.1/2'' 2A 63.421 62.817 59.296 59.033 55.860 2B 56.617 57.581 59.376 59.717 63.500
3A 63.500 62.896 59.375 59.177 55.938 3B 56.617 57.388 59.376 59.631 63.500
2.1/2'' 2A 63.439 63.059 61.376 61.169 59.660 2B 60.071 60.706 61.438 61.706 63.500
3A 63.500 63.119 61.437 61.283 59.720 3B 60.071 60.444 61.438 61.640 63.500
2.5/8'' 2A 66.611 66.231 64.549 64.341 62.832 2B 63.246 63.881 64.613 64.884 66.675
3A 66.675 66.294 64.612 64.456 62.895 3B 63.246 63.619 64.613 64.815 66.675
2.3/4'' 2A 69.768 69.165 65.643 65.378 62.207 2B 62.967 63.931 65.726 66.073 69.850
3A 69.850 69.246 65.725 65.525 62.288 3B 62.967 63.738 65.726 65.986 69.850
2.3/4'' 2A 69.786 69.406 67.724 67.514 66.007 2B 66.421 67.056 67.788 68.061 69.850
3A 69.850 69.469 67.787 67.628 56.070 3B 66.421 66.794 67.788 67.993 69.850
2.7/8'' 2A 72.961 72.581 70.686 69.182 69.182 2B 69.596 70.231 70.963 71.241 73.025
3A 73.025 72.644 70.962 70.803 69.245 3B 69.596 69.969 70.963 71.170 73.025
3'' 4 UNC 2A 76.118 75.515 71.993 71.722 68.557 2B 69.317 70.281 72.076 72.428 76.200
3A 76.200 75.596 72.075 71.872 68.638 3B 69.317 70.088 72.076 72.339 76.200
3'' 8 UN 2A 76.133 75.753 74.071 73.856 72.354 2B 72.771 73.406 74.138 74.419 76.200
3A 76.200 75.819 74.137 73.975 72.420 3B 72.771 73.144 74.138 74.138 76.200
3.1/4'' 2A 82.466 81.862 78.341 78.065 74.905 2B 75.667 76.631 78.426 78.783 82.550
3A 82.550 81.946 78.425 78.217 74.988 3B 75.667 76.438 78.426 78.694 82.550
3.1/4'' 2A 82.493 82.103 80.421 80.201 78.704 2B 79.121 79.756 80.488 80.774 82.550
3A 82.550 82.169 80.487 80.323 78.770 3B 79.121 79.494 80.488 80.703 82.550
3.3/8'' 2A 85.658 85.278 83.596 83.373 81.879 2B 82.296 82.931 83.663 83.952 85.725
3A 85.725 85.344 83.662 83.495 81.945 3B 82.296 82.669 83.663 83.878 85.725
3.1/2'' 2A 88.816 88.212 84.691 84.412 81.255 2B 82.017 82.981 84.776 85.138 88.900
3A 88.900 88.296 84.775 84.565 81.338 3B 82.017 82.788 84.776 85.049 88.900
3.1/2'' 2A 88.833 88.453 86.771 86.548 85.054 2B 85.571 86.106 86.838 87.129 88.900
3A 66.900 88.519 86.837 86.670 85.120 3B 85.571 85.844 86.838 87.055 88.900
3.5/8'' 2A 92.006 91.626 89.943 89.718 88.227 2B 86.646 89.291 90.013 90.307 92.075
3A 92.075 91.694 90.012 89.843 86.295 3B 88.646 89.019 90.013 80.233 92.075
3.3/4'' 2A 95.163 94.560 91.038 90.755 87.602 2B 88.637 89.331 91.126 91.126 95.250
3A 95.163 94.560 91.038 90.912 87.688 3B 88367 89.138 91.126 91.401 95.250
3.3/4'' 2A 95.181 94.801 93.118 92.891 91.402 2B 91.821 92.456 93.188 93.484 95.250
3A 95.250 94.869 93.187 93.018 91.470 3B 91.821 92.194 93.188 93.411 95.250
3.7/8'' 2A 96.356 97.976 96.293 96.063 94.577 2B 94.996 95.631 96.363 96.662 98.425
3A 96.428 98.044 96.362 96.190 94.645 3B 94.996 95.369 96.363 96.588 98.425
4'' 4 UNC 2A 101.513 100.910 97.388 97.102 93.952 2B 94.717 95.681 973.476 97.848 101.600
3A 101.600 100.996 97.475 97.260 94.038 3B 94.717 95.488 97.476 97.756 101.600
4'' 8 UN 2A 101.531 101.151 99.468 99.238 97.752 2B 98.171 98.806 99.538 99.839 101.600
3A 101.600 101.219 99.537 99.365 97.820 3B 98.171 98.544 99.538 99.763 101.600

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