Lock washer for cylindrica head screws
DIN 7980, stainless steel A4
DIN 7980 A4 M3
Art.-no. 9999004434
EAN 6438190128855
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DIN 7980, stainless steel A4
Particularly suitable when countersinking the screw
- In combination with the small head of cheese head and hex socket screws (DIN 84, 85, 912)
- Smaller outer diameter in comparison to DIN 127
Product information
Datasheets(X)
 | |
Suitable for screw thread | M3 |
Internal diameter (d) | 3.1 mm |
Outer diameter (d) | 5.6 mm |
Height (h) | 2.36 mm |
Thickness (s) | 1 mm |
Material | Stainless steel A4 |
Surface | Plain |
RoHS-compliant | Yes |
Standards | DIN 7980 |
