Écrous à bride hexagonale et gros écrous à bride hexagonale.

Dessins cotés et schémas techniques

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Dimensions et paramètres techniques clés

Dimensions in inches (1 inch=25.4 mm) sourceASME B18.2.2 table 12- hex flange nuts

Publication date: 2010

d Thread size

UNC (nr of threads x inch)

UNF (nr of threads x inch)

F max G min B min H basic K min J min
inches mm
6 3.51 32 40 0.313 0.342 0.408 0.164 0.02 0.10
8 4.17 32 36 0.344 0.381 0.452 0.195 0.02 0.13
10 4.83 24 32 0.375 0.416 0.480 0.211 0.03 0.13
12 5.49 24 28 0.438 0.488 0.574 0.229 0.04 0.14
1/4
6.35 20 28 0.438 0.488 0.574 0.229 0.04 0.14
5/16
7.94 18 24 0.5 0.557 0.66 0.276 0.04 0.17
3/8
9.53 16 24 0.56 0.628 0.728 0.339 0.04 0.23
7/16
11.11 14 20 0.688 0.768 0.91 0.385 0.04 0.26
1/2
12.70 13 20 0.75 0.84 1 0.447 0.05 0.31
9/16
14.29 12 18 0.875 0.982 1.155 0.495 0.05 0.35
5/8
15.88 11 18 0.938 1.051 1.25 0.557 0.05 0.4
3/4
19.05 10 16 1.125 1.24 1.46 0.651 0.06 0.46

Dimensions in inches (1 inch=25.4 mm) sourceASME B18.2.2 table 12- large hex flange nuts

Publication date: 2010

d Thread size

UNC (nr of threads x inch)

UNF (nr of threads x inch)

F basic
G min
B min H basic K min J min
inches mm
1/4
6.35 20 28 0.438 0.488 0.7 0.297 0.04 0.15
5/16
7.94 18 24 0.5 0.557 0.79 0.359 0.04 0.2
3/8
9.53 16 24 0.56 0.628 0.885 0.398 0.04 0.24
7/16
11.11 14 20 0.69 0.768 1.1 0.453 0.04 0.26
1/2
12.70 13 20 0.75 0.84 1.175 0.5 0.06 0.29
9/16
14.29 12 18 0.875 0.98 1.26 0.562 0.06 0.37
5/8
15.88 11 18 0.94 1.05 1.28 0.62 0.06 0.42