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Hexagon Nut Specifications, Hexagon Nut Specification Table

Published on:

2018-05-13 21:52

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Hexagon Nut Specification Reference Standard
GB/T90-1985 Fastener acceptance inspection, marking and packaging (EQV ISO3269:1984)
GB/T196-1981 Ordinary thread, basic size (diameter 1~600mm)
GB/T197-1981 Ordinary thread, tolerance and fit (diameter 1~355mm)
GB/T1237-2000 Fastener marking method (EQV ISO 8991:1986)
GB/T3098.2-2000 Mechanical properties of fasteners Nuts, coarse thread (IDT ISO 898.2:1992)
GB/T3103.1-1982 (confirmed in 1988) Fastener tolerances Bolts, screws and nuts (EQV ISO4759-1:1978)
GB/T5267-1985 Electroplating layer of threaded fasteners
GB/T5276-1985 Fasteners Bolts, Screws, Studs and Nuts Size Codes and Markings (EQC ISO 225:1983)
GB/T5779.2-2000 Surface defects of fasteners Nuts (IDT ISO 6157.2:1995)
GB/T6170-2000 L-shaped hexagon nut (EQV ISO 4032:1999)
GB/T6938-1997 Fasteners Bolts, Screws, Studs and Nuts General Specifications (IDT ISO8992:1996)
ISO10683:2000 Fasteners Electroless zinc powder coating

Hexagon Nut Specifications and Dimensions

Hex Nut Specification Sheet

d S H D Approximate weight per 1000 steel nuts (kg)
Nominal size tolerances Nominal size tolerances
rough manufacture semi-refined
6 10 -0.36 5 ±0.48 ±0.38 11.5 2.317
8 14 -0.43 6 16.2 5.674
10 17 -0.52 8 ±0.58 ±0.45 19.6 10.99
12 19 10 21.9 16.32
(14) 22 11 ±0.70 ±0.55 25.4 25.28
16 24 13 27.7 34.12
(18) 27 14 31.2 44.19
20 30 16 34.6 61.91
(22) 32 -1.00 18 36.9 75.94
24 36 19 ±1.00 ±0.65 41.6 111.90
(27) 41 22 47.3 168.00
30 46 24 53.1 234.20
36 55 -1.20 28 63.5 370.90
42 65 32 ±1.50 ±0.80 75.5 598.60
48 75 38 86.5 957.30

 

No. Nut Specifications Wrench size No. Nut Specifications Wrench size
1 M10 17.57～18 13 M39×3 63.1～65
2 M12 20.16～21 14 M42×3 63.1～65
3 M14 23.16～24 15 M45×3 68.1～70
4 M16 26.16～27 16 M48×3 73.1～75
5 M18 29.16～30 17 M52×3 78.1～80
6 M20 33～34 18 M56×3 82.8～85
7 M22 35～36 19 M64×3 92.5～95
8 M24 40～41 20 M70×3 100～102
9 M27 45～46 21 M72×3 102.8～105
10 M30 49～50 22 M76×3 107.8～110
11 M33 53.8～55 23 M82×3 115.6～118
12 M36×3 58.8～60 24 M90×3 127.5～130