UNI 6952 Standard Dimensions for Tapping screws, contersunk slotted flat head
This norm has been cancelled
Tapping screws, countersunk slotted flat head
Dimensional Drawing and Technical Diagrams
Key Dimensions and Technical Parameters
|
Dimensions in mm - source UNI 6952Withdrawn Publication date: 11/1978 |
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|
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
|
1.3 | 6.8 | 6.44 | 2.1 | 0.95 | 0.6 | 1 | 1.06 |
|
ST 3.9
|
1.3 | 7.5 | 7.014 | 2.3 | 1.05 | 0.7 | 1 | 1.06 |
|
ST 4.2
|
1.4 | 8.1 | 7.74 | 2.5 | 1.15 | 0.75 | 1.2 | 1.26 |
|
ST 4.8
|
1.6 | 9.5 | 9.14 | 3 | 1.35 | 0.85 | 1.2 | 1.26 |
|
ST 5.5
|
1.8 | 10.8 | 10.37 | 3.4 | 1.5 | 1 | 1.6 | 1.66 |
|
ST 6.3
|
1.8 | 12.4 | 11.97 | 3.8 | 1.75 | 1.2 | 1.6 | 1.66 |