Wkrety samogwintujace, z lbem stozkowym i rowkiem 

Rysunek wymiarowy i diagramy techniczne

1747_txpJh3_bs_4174_12.jpg

Kluczowe wymiary i parametry techniczne

Dimensions in mm - source BS 4174 Table 12 80° slotted raised countersunk head tapping screws:

Publication date: 10 - 1972

Ø thread size
dk min
dk mx
k max
t nom
n min
n max f nom
ST 2.2
3.73 4.37 1.3 1.04 0.58 0.79 0.64
ST 2.9
4.95 5.71 1.7 1.37 0.79 0.99 0.84
ST 3.5
6.2 7.09 2.11 1.7 0.99 1.22 1.02
ST 4.2
7.42 8.43 2.54 2.03 1.14 1.37 1.22
ST 4.8
8.64 9.78 2.95 2.39 1.27 1.52 1.4
ST 5.5
9.88 11.13 3.35 2.72 1.402 1.7 1.6
ST 6.3
11.48 12.88 3.89 3.15 1.63 1.9 1.83
ST 8 14.43 16.13 4.85 3.96 1.83 2.13 2.29