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The standard trapezoidal screw commonly used specifications

                                                                                                   Unit:mm
Model No. Pitch d d2 d3 Pitch error
(mm/300mm)
Straightness
(mm/300mm)
Max Min Max Min Max Min
Tr8x1.5 1.5 8 7.85 7.18 7.01 6.29 5.92 0.2 0.3
Tr10x1.5  1.5 10 9.85 9.18 9.01 8.2 7.92 0.2 0.3
Tr10x2  2 9.82 8.93 8.74 7.5 6.89 0.2 0.3
Tr10x3  3 9.8 8.42 8.19 6.5 6.15 0.2 0.3
Tr10x4  2 9.82 8.93 8.74 7.5 6.89 0.3 0.3
Tr12x2 2 12 11.82 10.93 9.84 9.58 8.89 0.2 0.3
Tr12x3 3 11.76 10.42 10.19 8.5 7.69 0.2 0.3
Tr12x6 3 11.76 10.42 10.19 8.5 7.69 0.3 0.3
Tr14x2  2 14 13.82 12.93 12.73 11.5 11.18 0.2 0.3
Tr14x3  3 13.76 12.42 12.19 10.5 10.07 0.2 0.3
Tr14x4  4 13.8 11.91 11.64 9.5 8.8 0.2 0.3
Tr14x6  3 13.76 12.42 12.16 10.5 9.68 0.3 0.3
Tr16x2 2 16 15.82 14.93 14.73 13.5 13.12 0.1 0.3
Tr16x4 4 15.7 13.91 13.64 11.5 10.47 0.1 0.3
Tr16x8 4 15.7 13.91 13.61 11.5 10.47 0.2 0.3
Tr18x2  2 18 17.82 16.93 16.73 15.5 15.12 0.1 0.3
Tr18x4  4 17.7 15.91 15.64 13.5 12.47 0.1 0.3
Tr18x8  4 17.43 15.91 15.61 13.5 12.47 0.2 0.3
Tr20x2 2 20 19.82 18.93 18.73 17.5 17.18 0.1 0.3
Tr20x4 4 19.7 17.91 17.64 15.5 14.47 0.1 0.3
Tr20x8 4 19.7 17.9 17.61 15.5 14.47 0.2 0.3
Tr22x3  3 22 21.76 20.41 20.19 18.5 18.14 0.1 0.2
Tr22x5  5 21.66 19.39 19.11 16.5 15.29 0.1 0.2
Tr22x8  4 21.7 19.9 19.61 17.5 16.47 0.2 0.2
Tr22x10  5 21.66 19.39 19.08 16.5 15.29 0.2 0.2
Tr24x3 3 24 23.76 22.41 22.17 20.5 20.14 0.1 0.2
Tr24x5 5 23.66 21.39 21.09 18.5 17.27 0.1 0.2
Tr24x10 5 23.66 21.39 21.06 18.5 17.27 0.2 0.2
Tr26x3  3 26 25.76 24.41 24.17 22.5 20.14 0.1 0.2
Tr26x5  5 25.67 23.39 23.09 20.5 19.27 0.1 0.2
Tr26x8  4 25.5 21.87 21.49 17 16.4 0.1 0.2
Tr26x10  5 25.67 23.39 23.09 20.5 19.27 0.2 0.2
Tr28x3 5 28 27.76 26.41 26.17 24.5 24.1 0.1 0.2
Tr28x5 5 27.67 25.39 25.09 22.5 21.27 0.1 0.2
Tr28x10 5 27.67 25.39 25.06 22.5 21.27 0.2 0.2
Tr30x3  3 30 29.76 28.41 28.17 26.5 26.4 0.1 0.2
Tr30x6  6 29.63 26.88 26.55 23 21.56 0.2 0.2
Tr32x12  6 29.63 26.88 26.51 23 21.56 0.1 0.2
Tr32x3 3 32 31.76 30.5 30.25 28.5 28.1 0.1 0.2
Tr32x5 5 31.67 29.39 29.09 26.5 25.27 0.1 0.2
Tr32x6 6 31.63 28.88 28.55 25 23.56 0.1 0.2
Tr32x12 6 31.63 28.88 28.51 25 23.56 0.2 0.2
Tr36x6  6 36 35.63 32.88 32.55 29 27.56 0.1 0.2
Tr36x12  6 35.63 32.88 32.51 29 27.56 0.2 0.2
Tr40x7 7 40 39.58 36.38 36.02 32 30.38 0.1 0.2
Tr40x14 7 39.58 36.38 35.98 32 30.38 0.2 0.2
Tr44x7  7 44 43.57 40.37 40.02 36 34.38 0.1 0.2
Tr44x12  12 43.4 37.84 37.42 31 30.18 0.1 0.2
Tr44x14  7 43.57 40.37 39.98 36 34.38 0.2 0.2
Tr50x8 8 50 49.55 45.87 45.47 41 39.17 0.1 0.2
Tr50x12 12 49.4 43.84 43.37 37 36.25 0.1 0.2
Tr55x9  9 55 54.5 55.36 49.94 45 42.98 0.1 0.2
Tr55x14  14 54.33 47.82 47.32 39 38.2 0.1 0.2
Tr60x9 9 60 59.5 55.36 54.94 50 47.98 0.1 0.2
Tr60x14 14 59.33 52.82 52.32 44 43.2 0.1 0.2
Tr70x10  10 70 69.47 64.85 64.43 59 56.82 0.1 0.4
Tr70x16  16 69.29 61.81 61.28 52 51.15 0.1 0.4
Tr80x10 10 80 79.47 74.85 74.43 69 66.82 0.1 0.4
Tr80x16 16 79.29 71.81 71.28 62 61.15 0.1 0.4
Tr90x12  12 90 89.4 83.84 83.37 77 74.45 0.1 0.5
Tr90x18  18 89.2 80.8 80.24 70 69.1 0.1 0.5
Tr95x12 12 95 94.4 88.84 88.34 82 81.22 0.1 0.5
Tr95x16 16 94.3 88.84 86.25 77 73.71 0.1 1
Tr95x18 18 94.2 85.8 85.2 75 74.05 0.1 1
Tr100x12  12 100 99.4 93.84 93.34 87 86.22 0.1 1
Tr100x16  16 99.29 91.81 91.25 82 78.71 0.1 1
Tr100x20  20 99.15 89.79 89.19 78 77.01 0.1 1
Tr120x14 14 120 119.33 112.82 112.29 104 103.16 0.1 1
Tr120x16 16 119.29 111.81 111.25 102 98.71 0.1 1
Tr120x22 22 119.1 108.78 108.15 96 94.99 0.1 1