DIN 7983 Standard Dimensions for Tapping screws, cross recessed oval head
Technical History and International Equivalents of DIN 7983
This norm has been cancelled
This norm has been replaced by DIN EN ISO 7051
Tapping screws, cross recessed oval countersunk head
Dimensional Drawing and Technical Diagrams
Key Dimensions and Technical Parameters
|
Dimensions in mm - source DIN 7983Withdrawn Publication date: 08/ 1990 |
|||||||||||
|
Ø thread size
|
P
|
dk max.
|
dk min | f |
k max.
|
recess Nr.
|
m type H | m type Z |
y type C
|
y type F
|
|
|
2.2
|
0.8
|
4.3 | 4 | 0.7 | 1.3 | 1 | 2.8 | 2.4 |
2
|
1.6
|
|
|
2.9
|
1.1
|
5.5 | 5.2 | 0.9 | 1.7 |
1
|
3.4 | 3.1 |
2.6
|
2.1
|
|
|
3.5
|
1.3
|
6.8 | 6.44 | 1.2 | 2.1 | 2 |
4.6 | 4.3 |
3.2
|
2.5
|
|
| 3.9 | 1.3 | 7.5 | 7.14 | 1.3 | 2.3 | 4.7 | 4.4 | 3.5 | 2.7 | ||
|
4.2
|
1.4
|
8.1 | 7.74 | 1.4 | 2.5 | 4.9 | 4.6 | 3.7 | 2.8 | ||
|
4.8
|
1.6
|
9.5 | 9.14 | 1.5 | 3 | 5.4 | 5.1 |
4.3
|
3.2 | ||
|
5.5
|
1.8
|
10.8 | 10.37 | 1.7 | 3.4 |
3
|
7 | 6.6 |
5
|
3.6
|
|
|
6.3
|
1.8
|
12.3 | 11.97 | 2 | 3.8 | 7.4 | 7.1 | 6 |
3.6
|
||
|
DIN 7983 - ≈ weight in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial sizes |
|||||||||||||||
| d thread size | ST 2.2 | ST 2.9 | ST 3.5 | ST 3.9 | ST 4.2 | ST 4.8 | ST 5.5 | ST 6.3 | ST 8 | ST 9.5 | |||||
| nominal length l | |||||||||||||||
| 4.5 | 0.18 | 0.332 | |||||||||||||
| 6.5 | 0.24 | 0.44 | 0.721 | 0.888 | 1.07 | 1.53 | |||||||||
| 9.5 | 0.31 | 0.566 | 0.898 | 1.11 | 1.32 | 1.88 | 2.74 | 3.46 | |||||||
| 13 | 0.37 | 0.674 | 1.05 | 1.3 | 1.53 | 2.18 | 3.12 | 4 | |||||||
| 16 | 0.782 | 1.2 | 1.49 | 1.74 | 2.48 | 3.51 | 4.45 | ||||||||
| 19 | 1.35 | 1.68 | 1.95 | 2.78 | 3.89 | 5.08 | |||||||||
| 22 | 1.51 | 1.87 | 2.16 | 3.08 | 4.28 | 5.62 | |||||||||
| 25 | 2.65 | 3.78 | 5.19 | 6.88 | |||||||||||
| 32 | 5.97 | 7.96 | |||||||||||||
| 38 | |||||||||||||||
| 45 | |||||||||||||||
| 50 | |||||||||||||||