EN 2874 - 1996 Aerospace Series-bolts, Large Bihexagonal Head, Close Tolerance Normal Shank, Medium Length Thread


Unit: mm
欧标EN 2874 - 1996 EN2874 2874EN Aerospace Series-bolts, Large Bihexagonal Head, Close Tolerance Normal Shank, Medium Length Thread
Nominal Diameter
d
MJ5 MJ6 MJ7 MJ8 MJ10 MJ12 MJ14 MJ16 MJ18 MJ20 MJ22 MJ24
Thread Tolerance
P Pitch
ds Nominal Size
max
min
d2 max
min
dk min
dc max
d1 max
min
c min
k max
min
w max
min
b
L1
4h6h 4h6h 4h6h 4h6h 4h6h 4h6h 4h6h 4h6h 4h6h 4h6h 4h6h 4h6h
0.8 1 1 1 1.25 1.25 1.5 1.5 1.5 1.5 1.5 2
5 6 7 8 10 12 14 16 18 20 22 24
4.99 5.99 6.987 7.987 9.987 11.984 13.984 15.984 17.984 19.98 21.98 23.98
4.978 5.978 6.972 7.972 9.972 11.966 13.966 15.966 17.966 19.959 21.959 23.959
3.5 4.2 4.9 5.5 7.1 8.7 11.3 12.9 15.5 17 19.6 22.2
2.5 3.2 3.9 4.5 6.1 7.7 10.3 11.9 14.5 16 18.6 21.2
6.8 7.8 8.8 9.8 11.8 13.7 16.7 18.6 21.6 23.6 26.6 29.6
10.3 11.8 13.3 14.8 18.3 22 25 28.5 31.5 34.5 37.5 40.5
1.14 1.54 1.54 1.54 1.74 1.74 1.74 1.74 1.74 1.74 1.74 1.74
1 1.4 1.4 1.4 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6
1.5 1.7 1.9 2.1 2.5 2.9 3.3 3.7 4.1 4.5 4.9 5.3
7.4 8.4 9.2 9.8 11.6 12.9 14.3 15.8 17.1 18.6 19.9 21.9
6.82 7.82 8.62 9.22 10.9 12.2 13.6 15.1 16.4 17.76 19.06 21.06
3.7 4.2 4.6 5 5.9 6.8 7.5 8.8 9.8 10.9 12 13.1
3.3 3.8 4.2 4.6 5.5 6.4 7.1 8.4 9.4 10.5 11.6 12.7
12.5 15 16 17 21 23.5 27.5 30 33 35.5 38 43.5
5.3 6.1 6.7 7.2 8.5 9.6 10.8 12.4 13.9 15.3 16.8 18.3
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