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Unit:mm

Square Nuts-Product Grade C

DIN 557 - 1985

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德标DIN 557 - 1985 DIN557 557DIN Square Nuts-Product Grade C
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  • Carbon Steel 7.85
  • Stainless Steel 8.1
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Thread Size
d
M5 M6 M8 M10
SW16 ① 		M10
SW17 		M12
SW18 ① 		M12
SW19 		M16 M20
P Pitch（Coarse thread）
dw min
e ≈
m Nominal Size
max
min
m1 min
s max
min
per 1000 units ≈ kg
0.8 1 1.25 1.5 1.5 1.75 1.75 2 2.5
6.7 8.7 11.5 14.5 15.5 16.5 17.2 22 27.7
11.3 14.1 18.4 22.6 24 25.4 26.9 33.9 42.4
4 5 6.5 8 8 10 10 13 16
4.6 5.6 7.25 8.75 8.75 10.75 10.75 13.9 16.9
3.4 4.4 5.75 7.25 7.25 9.25 9.25 12.1 15.1
2.4 3.1 4 5.1 5.1 6.4 6.4 8.5 10.6
8 10 13 16 17 18 19 24 30
7.64 9.64 12.57 15.57 16.57 17.57 18.48 23.16 29.16
1.31 2.77 5.5 10.7 13 16.3 19.1 38.2 73.5
①,If M10 and M12 nuts are required to be supplied according to the widths across flats of 16mm and 18mm specified in ISO 272, the widths across flats (SW) shall be added to the mark

Alternative history

DIN 557 - 1985 DIN 557 - 1994

Similar Standards

1 Square Nuts-Product Grade C [DIN]
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3 Heavy Square Nuts [Table 9] (SAE J995 / ASTM F594 / F467) [ASME]
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4 Special foundation nuts for special foundation bolts according to DIN 797 [DIN]
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6 Square Machine Screw Nuts [Table1-1] (SAE J995 / ASTM F594 / F467) [ASME]
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7 Heavy Square Nuts [Table 8] (SAE J995 / ASTM F594 / F467) [ASME]
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8 Square Nuts [Table 2] (SAE J995 / ASTM F594 / F467) [ASME]
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9 Square Nuts [Table 3] (SAE J995 / ASTM F594 / F467) [ASME]
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10 Special Foundation Nuts [DIN]
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11 Track Bolt Nuts (Square nuts) [Table 3] (A563) [ASME]
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12 Square Nuts [Table 2] [ASME/ANSI]
ASME/ANSI B 18.2.2 - 2010 		Square Nuts [Table 2]
13 Heavy Square Nuts [Table 8] [ASME/ANSI]
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14 Square Thin Nuts, Product Grade B [DIN]
DIN 562 - 1987 		Square Thin Nuts, Product Grade B
15 Square Machine Screw Nuts [ASME/ANSI]
ASME/ANSI B 18.2.2 - 2010 		Square Machine Screw Nuts
16 Square Nuts With Single Chamfer [JIS]
JIS B 1163 - 2009 		Square Nuts With Single Chamfer
17 Square Nuts [JIS]
JIS B 1163 - 1995 		Square Nuts
18 Machine screw square nuts, pressed type [BS]
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19 Black Square Nuts [BS]
BS 325 - 1947 		Black Square Nuts
20 Square Nuts For Manufacture of Railway and Tramway Rolling Stock - ISO Metric Coarse Thread - Finish C [UNI]
UNI 6419 - 1969 		Square Nuts For Manufacture of Railway and Tramway Rolling Stock - ISO Metric Coarse Thread - Finish C
21 Square Nuts with B.S.Threads - faced one side or both side - Black [Table 3] [BS]
BS 916 - 1953 		Square Nuts with B.S.Threads - faced one side or both side - Black [Table 3]
22 Square nuts with Single chamfer [JIS]
JIS B 1163 - 2001 		Square nuts with Single chamfer
23 Square Nuts with B.S.Threads - Black [Table 3] [BS]
BS 916 - 1953 		Square Nuts with B.S.Threads - Black [Table 3]
24 Square nuts. Iso metric coarse thread. Finish c. Dadi quadri normali. Filettatura metrica ISO a passo grosso. Categoria C. [UNI]
UNI 5597 - 1965 		Square nuts. Iso metric coarse thread. Finish c. Dadi quadri normali. Filettatura metrica ISO a passo grosso. Categoria C.
25 Square Nuts-product Grade C [GB]
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26 Square Screw Nuts [BS]
BS 1981 - 1991 		Square Screw Nuts
27 Rhombic Nut [GB]
GB /T 2153 - 1991 		Rhombic Nut
28 Large square nuts [NF]
NF E 27-412 - 1973 		Large square nuts
29 Heavy Square Nuts [SAE]
SAE J 104 - 1969 		Heavy Square Nuts
30 Square Nuts [SAE]
SAE J 104 - 1969 		Square Nuts
31 Square Nuts - Grade C [CNS]
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32 Square Thin Nuts [CNS]
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33 Special Anchor Nuts For Special Anchor Bolts [CNS]
CNS 4378 - 1983 		Special Anchor Nuts For Special Anchor Bolts
34 Square Machine Screw Nuts [SAE]
SAE J 104 - 1969 		Square Machine Screw Nuts