UNI 7474 Prevailing torque type hexagon thin nuts with nonmetallic insert

Equivalent Standards

UNI 7474

Dimensions for UNI 7474 Prevailing torque type hexagon thin nuts with nonmetallic insert

Thread d p da dw e h m m s Weight
(7.85 kg/dm3)
kg/1000pcs
min max min min max min min min max min
M3 - - 0.5 3 3.45 4.6 6.01 4 3.7 2.4 1.65 5.5 5.32 0.5
M4 - - 0.7 4 4.6 5.9 7.66 5 4.7 2.9 2.2 7 6.78 1
M5 - - 0.8 5 5.75 6.9 8.79 5 4.7 3.2 2.75 8 7.78 1.4
M6 - - 1 6 6.75 8.9 11.05 6 5.7 4 3.3 10 9.78 2.4
M7 - - 1 7 7.75 9.6 12.12 7.5 7.14 4.7 3.85 11 10.73 3
M8 M8x1 - 1.25 8 8.75 11.6 14.38 8 7.64 5.5 4.4 13 12.73 5.1
M10 M10x1 M10x1.25 1.5 10 10.8 15.6 18.9 10 9.64 6.5 5.5 17 16.73 10.6
M12 M12x1.5 M12x1.25 1.75 12 13 17.4 21.1 12 11.57 8 6.6 19 19.67 17.2
M14 M14x1.5 - 2 14 15.1 20.5 24.49 14 13.3 9.5 7.7 22 21.67 26
M16 M16x1.5 - 2 16 17.3 22.5 26.75 16 15.3 10.5 8.8 24 23.67 34
M18 M18x2 M18x1.5 2.5 18 19.5 24.9 29.56 18.5 17.66 13 9.9 27 26.16 45
M20 M20x2 M20x2 2.5 20 21.6 27.7 32.95 20 18.7 14 11 30 29.16 65
M22 M22x2 M22x2 2.5 22 23.7 29.5 35.03 22 20.7 15 12.2 32 31 75
M24 M24x2 - 3 24 25.9 33.2 39.55 24 22.7 15 13.2 36 35 100
M27 M27x2 - 3 27 29.1 38 45.2 27 25.7 17 14.8 41 40 162
M30 M30x2 - 3.5 30 32.4 42.7 50.85 30 28.7 19 16.5 46 45 212
M33 M33x2 - 3.5 33 35.6 46.6 55.37 33 31.4 22 18.2 50 46 317
M36 M36x3 - 4 36 38.9 51.1 60.79 36 34.4 25 19.8 55 53.8 415
M39 M39x3 - 4 39 42.1 55.9 66.44 39 37.4 27 21.5 60 58.8 499
M42 M42x3 - 4.5 42 45.4 60.6 72.09 42 40.4 29 23.1 65 63.8 628
M45 M45x3 - 4.5 45 48.6 64.7 76.95 45 43.4 32 24.8 70 68.1 771
M48 M48x3 - 5 48 51.8 69.4 82.6 48 46.4 36 26.5 75 73.1 998