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(Non-preferred) dimensions in parentheses.

Unit:mm

Prevailing Torque Type Hexagon Regular Nuts (with Non-Metallic Insert) - Property Classes 5, 8 and 10

ISO 7040 - 2012

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国际ISO 7040 - 2012 ISO7040 7040ISO Prevailing Torque Type Hexagon Regular Nuts (with Non-Metallic Insert) - Property Classes 5, 8 and 10
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Thread Size
d
M3 M4 M5 M6 M8 M10 M12 (M14) M16 M20 M24 M30 M36
P Pitch
da max
min
dw min
e min
h max
min
m min
mw min
s max
min
0.5 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 3 3.5 4
3.45 4.60 5.75 6.75 8.75 10.80 13.00 15.10 17.30 21.60 25.90 32.40 38.90
3.00 4.00 5.00 6.00 8.00 10.00 12.00 14.00 16.00 20.00 24.00 30.00 36.00
4.57 5.88 6.88 8.88 11.63 14.63 16.63 19.64 22.49 27.70 33.25 42.75 51.11
6.01 7.66 8.79 11.05 14.38 17.77 20.03 23.36 26.75 32.95 39.55 50.85 60.79
4.5 6.00 6.8 8.00 9.5 11.9 14.9 17.00 19.1 22.8 27.1 32.6 38.9
4.02 5.52 6.22 7.42 8.92 11.2 14.2 15.9 17.8 20.7 25.0 30.1 36.4
2.15 2.9 4.4 4.9 6.44 8.04 10.37 12.1 14.1 16.9 20.2 24.3 29.4
1.72 2.32 3.52 3.92 5.15 6.43 8.30 9.68 11.28 13.52 16.16 19.44 23.52
5.5 7 8 10 13 16 18 21 24 30 36 46 55
5.32 6.78 7.78 9.78 12.73 15.73 17.73 20.67 23.67 29.16 35 45 53.8
①,Product grade
For d ≤ M16：A
For d ＞ M16：B

Alternative history

ISO 7040 - 1997 ISO 7040 - 2012 ISO 7040 - 2025

Suppliers

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  • Materials: 301, 302, 303, 304, 304L, 316, 316L, 316Ti, 317L, 310S, 321, 347, 1.4529, 1.4539, 1.4462, 1.4547, 1.4980, 904L, 2205, 2507, 2520, S32750, S32760, 1Cr13, 1Cr17, 2Cr13, 3Cr13, 14Cr17Ni2, 410, 416, 420, 430, 431, 440, 630, 631, 17-4PH, MP35N, 600, 601, 625, 660, 718, 750, 800, 825, 925, 926, C22, C276, A286, GH2132, GH4033, GH4080, GH4169, GH4145, 9C18Mo, 4Cr10Si2Mo, 35CrMoA, 42CrMoA, 40CrNiMoA, 25Cr2Mo1VA, SCM435, SCM440, 4130, 4140, 4145, A36, A307, A320, A325, A490, A574, F1554; stainless steel, alloy steel, titanium alloys, nickel-based alloys, high-temperature alloys, corrosion-resistant alloys, nickel-cobalt alloys, special alloys, and other special materials per customer specifications. Grades: A1-50, A2-50, A2-70, A2-80, A3-70, A4-70, A4-80, A4-90, A4-100, A5-80, B8, B8M, B8C, B8T, B6, B7, B7M, B16, C1-50, C1-70, C1-110, C3-80, C3-120, C4-70, D2-80, D2-100, D4-80, D4-100, D6-80, D6-100, D8-80, D8-100, P1-90, P1-120, F51, F53, F55, F60, 10.9, 12.9, 14.9, 15.9, 16.9; Other grades available upon request. Specifications: M3–M120, 1/4"–4". No limitation on product diameter or length; custom non-standard parts can be manufactured upon request. Surface Treatments: passivation, black oxide, phosphating, electrophoretic coating, zinc plating, nickel plating, chrome plating, cadmium plating, gold plating, silver plating, tin plating, copper plating, zinc diffusion, marine zinc, aluminum diffusion, aluminum spraying, Dacromet, Geomet, Teflon coating, zinc-nickel alloy plating, nickel-cobalt alloy plating, hot-dip galvanizing, ceramic composite coatings, molybdenum disulfide coating, tungsten disulfide coating, nano-coatings, and other surface finishes per customer requirements.
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