Standard DIN 7973
This norm has been cancelled
This norm has been replaced by DIN EN ISO 1483 norm
Tapping screws, slotted raised head

Dimensions in mm - source DIN 7973Withdrawn Publication date: 08 - 1990 | ||||||||
Ø thread size | P | dk max | dk min | k max | t max | t min | n max | n min |
ST 2.2 | 0.8 | 4.3 | 4 | 1.3 | 1.15 | 0.95 | 0.6 | 0.66 |
ST 2.9 | 1.1 | 5.5 | 5.2 | 1.7 | 1.5 | 1.25 | 0.8 | 0.86 |
ST 3.5 | ||||||||
ST 3.9 | ||||||||
ST 4.2 | ||||||||
ST 4.8 | ||||||||
ST 5.5 | ||||||||
ST 6.3 |
DIN 7973 - ≈ 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 | 0.18 | 0.33 | ||||||
9.5 | ||||||||
13 | ||||||||
16 | ||||||||
19 | ||||||||
22 | ||||||||
25 | ||||||||
32 | ||||||||
38 |