Standard DIN 7972
This norm has been cancelled
This norm has been replaced by DIN EN ISO 1482 norm
Tapping screws, countersunk slotted flat head

Dimensions in mm - source DIN 7972Withdrawn Publication date: 08/1990 | ||||||||
Ø | P | dk max | dk min | k | t max | t min | n max | n min |
ST 2.2 | 0.8 | 4.3 | 4 | 1.3 | 0.6 | 0.4 | 0.6 | 0.66 |
ST 2.9 | 1.1 | 5.5 | 5.2 | 1.7 | 0.75 | 0.5 | 0.8 | 0.86 |
ST 3.5 | ||||||||
ST 3.9 | ||||||||
ST 4.2 | ||||||||
ST 4.8 | ||||||||
ST 5.5 | ||||||||
ST 6.3 |
DIN 7972 - ≈ weigth, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial lengths | ||||||||
thread size | ST 2 | ST 2.9 | ST 3.5 | ST 3.9 | ST 4.2 | ST 4.8 | ST 5.5 | ST 6.3 |
nominal length l | ||||||||
6.5 | 0.14 | 0.242 | ||||||
9.5 | ||||||||
13 | ||||||||
16 | ||||||||
19 | ||||||||
22 | ||||||||
25 | ||||||||
32 | ||||||||
38 |