Standard UNI 9709
Screws for plastic materials
Hi-Lo screws for pla...

Dimensions in mm - source UNI 9709 Publication date: 2010 | |||||||||||
nominal thread size | dk min | dk max. | m | k. | recess nr. | P | d1 min | d1 max | d min | d max | d2 |
3 | 4.6 | 4.9 | 2.7 | 1.5 | 1 | 2.1 | 2.95 | 3.15 | 1.75 | 1.95 | 2.49 |
3.5 | 5.2 | 5.5 | 3 | 1.7 | 1 | 2.5 | 3.35 | 3.65 | 1.85 | 2.15 | 2.74 |
4 | |||||||||||
4.5 | |||||||||||
5 | |||||||||||
5.5 | |||||||||||
6 |