Description of productsTechnical Information 14. Tap, Thread Limits Unit:mm MajorDiameter Pitch Diameter MinorDiameter MajorDiameter Pitch Diameter MinorDiameter Size Class Basic Upper LowerBasicToleranceToleranceBasicSize Class Basic Upper LowerBasicToleranceToleranceBasic Size Size ( μ m) ( μ m) Size Size Size ( μ m) ( μ m) Size + + + + P4 80 60 P4 80 60 Ⅱb 40 5 Ⅱb 45 5 M 18 × 2.5 18.000 16.376 15.294 M 24 ×3 24.000 22.051 20.752 ISO2 90 54 ISO2 106 64 D7 91 50 D8 104 63 P4 80 60 P4 80 60 M 18 ×2 18.000 16.701 15.835 ISO2 85 51 M 24 ×2 ISO2 24.000 22.701 90 54 21.835 P3 60 40 D8 104 63 Ⅱ 45 15 P3 60 40 M 18 × 1.5 G9 18.000 17.026 114 102 16.376 M 24 × 1.5 Ⅱ 24.000 23.026 50 15 22.376 ISO2 75 45 ISO2 80 48 D6 78 47 P3 60 40 M 24 ×1 24.000 23.350 22.917 P3 60 40 ISO2 66 40 M 18 ×1 18.000 17.350 16.917 ISO2 63 38 M 25 ×3 P4 25.000 23.051 80 40 21.752 M 18 × 0.5 P2 18.000 17.675 40 25 17.459 P4 80 60 M 25 ×2 25.000 23.701 22.835 M 19 × 1.5 P3 19.000 18.026 60 40 17.376 ISO2 90 54 M 19 ×1 P3 19.000 18.350 60 40 17.917 P3 60 40 M 25 × 1.5 25.000 24.026 23.376 P4 80 60 ISO2 80 48 Ⅱb 40 5 M 25 ×1 P3 25.000 24.350 60 40 23.917 M 20 × 2.5 G11 20.000 18.376 140 127 17.294 M 26 ×3 P4 26.000 24.051 80 40 22.752 ISO2 90 54 M 26 ×2 P4 26.000 24.701 80 60 23.835 D7 91 50 P3 60 40 P4 80 60 M 26 × 1.5 Ⅱ 26.000 25.026 50 15 24.376 M 20 ×2 20.000 18.701 17.835 ISO2 85 51 ISO2 80 48 P3 60 40 M 26 ×1 P2 26.000 25.350 40 20 24.917 Ⅱ 50 15 P4 80 40 M 20 × 1.5 G10 20.000 19.026 127 114 18.376 Ⅱb 45 5 M 27 ×3 27.000 25.051 23.752 ISO2 75 45 ISO2 106 64 D6 78 47 D8 104 52 P3 60 40 P5 100 80 M 20 ×1 20.000 19.350 18.917 ISO2 63 38 M 27 ×2 ISO2 27.000 25.701 90 54 24.835 P4 80 60 D7 91 50 Ⅱb 40 5 P3 60 40 M 22 × 2.5 22.000 20.376 19.294 M 27 × 1.5 27.000 26.026 25.376 ISO2 90 54 ISO2 80 48 D7 91 50 M 27 ×1 P3 27.000 26.350 60 40 25.917 P4 80 60 M 28 ×3 P4 28.000 26.051 80 40 24.752 M 22 ×2 22.000 20.701 19.835 ISO2 85 51 P4 80 60 M 28 ×2 28.000 26.701 25.835 P3 60 40 ISO2 90 54 M 22 × 1.5 ISO2 22.000 21.026 75 45 20.376 P3 60 40 M 28 × 1.5 28.000 27.026 26.376 D6 78 47 ISO2 80 48 P3 60 40 M 28 ×1 P3 28.000 27.350 60 40 26.917 M 22 ×1 22.000 21.350 20.917 ISO2 63 38 M 23 × 1.5 P3 23.000 22.026 60 40 21.376 Technical-26