Lock washer NF E 25511
NF E 25511 steel mechanically applied zinc coating
DISC-TENS-NFE25511-(MZN)-4,1X8
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The NF E 25511 is only partially suitable as a contact disc due to the lack of teeth on the underside, meaning that contact with the base material is not possible, especially with painted surfaces.
Surface: Mechanically applied zinc coating white 15-20 µm + passivation CrVI free 192 h RR
Datasheets(X)
 | |
Suitable for screw thread | M4 |
Internal diameter (d1) | 4.1 mm |
Outer diameter (d2) | 8 mm |
Height (h1) | 1 mm |
Thickness (s1) | 0.8 mm |
Standards | NF E 25511 |
Material | Steel |
Surface | Zinc plated |
RoHS-compliant | Yes |
Corrosion protection period | 192 h |
Locking device operating principle | Serrated lock washer |
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