Standard DIN 7505
There are no more technical norms for these screws...

Dimensions in mm - approximate source DIN 7505 type A - Particle board screws with cross recess form Z, pan head | |||||||||||
Publication date: 1986 | |||||||||||
Ø nominal diameter | P ± 10% | dk min-max | k max | a max | r min | d1 min-max | d2 min-max | recess nr. | m ≈ | t min-max | |
3 | 1.35 | 5.52-6 | 2.37 | 1.35 | 0.25 | 2.75-3 | 1.5-1.9 | 1 | 3.12 | 1.68-1.93 | |
3.5 | |||||||||||
4 | |||||||||||
4.5 | |||||||||||
5 | |||||||||||
6 |
Dimensions in mm - approximate source DIN 7505 type B - Particle board screws with cross recess form Z, flat countersunk head | |||||||||||
Publication date: 1986 | |||||||||||
Ø nominal diameter | P ± 10% | dk min-max | k max | a max | r min-max | d1 min-max | d2 min-max | recess nr. | m ≈ | t min-max | |
3 | 1.35 | 5.6-6 | 1.9 | 1.6 | 1.2-1.6 | 2.8-3 | 1.7-1.9 | 1 | 3 | 1.6-2 | |
3.5 | |||||||||||
4 | |||||||||||
4.5 | |||||||||||
5 | |||||||||||
6 |
Dimensions in mm - approximate source DIN 7505 type C - Particle board screws with cross recess form Z, oval countersunk head | |||||||||||
Publication date: 1986 | |||||||||||
Ø nominal diameter | P ± 10% | dk min-max | k ≈ | a max | r max | d1 min-max | d2 min-max | recess nr. | m ≈ | t min-max | |
3 | 1.35 | 5.7-6 | 1.8 | 2.35 | 1.5 | 2.75-3 | 1.5-1.9 | 1 | 3.12 | 1.78-2.08 | |
3.5 | |||||||||||
4 | |||||||||||
4.5 | |||||||||||
5 | |||||||||||
6 |