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The Parts and Units of Jigs and Fixtures - Knurled Nut with Hole

GB 2152 - 1991

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国标GB 2152 - 1991 GB2152 2152GB The Parts and Units of Jigs and Fixtures - Knurled Nut with Hole
Screw Thread
d
M3 M4 M5 M6 M8 M10 M12 M16 M20
D Before knurled
D1
D2
H
h
d1
d2 min=nominal size
max
h1
h2
12 18 20 25 30 35 40 50 60
8 10 12 12 16 20 20 25 30
5 6 7 8 10 14 18 20 25
8 10 12 14 16 20 20 25 30
5 6 7 8 10 12 12 15 15
- - - - 5 5 6 8 8
- - 1.5 2 3 4 5 6 6
- - 1.51 2.01 3.01 4.012 5.012 6.012 6.012
2 2 3 4 5 5 7 8 10
- - 2.5 3 3 4 4 5 7

Alternative history