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Cross Recessed Round Head Wood Screws - Symbol R Z

NF E 25-603 - 1984

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法国NF E25-603 - 1984 NF25-603 25-603NF Cross Recessed Round Head Wood Screws - Symbol R Z
Nominal Length L Tips:seclect Nominal Length L and get Thread length.
Screw Thread
d
2.5 3 3.5 4 4.5 5 6
P Pitch
ds max
min
dk max
min
k max
min
Socket No.
M Ref.
Penetration depth Cross Recessed max
min
1.25 1.5 1.5 1.75 2 2 2.5
2.5 3 3.5 4 4.5 5 6
2.1 2.6 3.02 3.52 4.02 4.52 5.52
4.5 5.5 6.5 7 8 9 11
4.2 5.2 6.1 6.6 7.6 8.6 10.6
2.2 2.5 2.5 3 3.5 4 4.5
1.95 2.25 2.25 2.75 3.2 3.8 4.3
1 1 2 2 2 2 3
3 3 4 4.3 4.5 5.3 6.2
1.75 1.85 1.9 2.35 2.5 3.25 3
1.45 1.55 1.45 1.9 2.05 2.8 2.55
Length of Thread b
- - - - - - -