Viti autofilettanti a testa esagonale

Disegni dimensionali e diagrammi tecnici

1749_sFzMHY_BS-4174-21.jpg

Dimensioni chiave e parametri tecnici

Dimensions in mm - source BS 4174 Table 21 Hexagon head self tapping screws

Publication date: 10 - 1972

Ø thread size
s min
s max
k min
k max
e min
e max
ST 2.9
4.82 5 1.38 1.62 5.40 5.8
ST 3.5
5.32 5.5 2.18 5.95 5.95 6.4
ST 4.2
6.78 7 2.68 7.60 7.60 8.1
ST 4.8
7.78 8 2.88 8.71 8.71 9.2
ST 5.5
7.78 8 3.85 8.71 8.71 9.2
ST 6.3
9.78 10 4.65 10.94 10.94 11.5
ST 8 12.73 13 5.65 14.28 14.28 15