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Hex nuts, stainless steel with seal washer in Hygienic DESIGN

14 Products


The Hygienic DESIGN fastening system was specially developed for use in food-processing facilities. Special emphasis has been placed on the cleaning-optimised geometry and a surface finish of Ra ≤ 0.8 µm. Quick and easy product installation due to a pre-mounted sealing washer rounds off the overall package.
Hex nut: stainless steel 1.4404.

Sealing washer: EU10/2011 and FDA conform thermoplastic (POM).
Hex nut: Polished or unpolished stainless steel.
Sealing washer: RAL5002 - utra marine (POM).
The contact face for the sealing ring must ideally be flat and perpendicular to the threaded hole and have a surface finish of Ra ≤ 0.8 µm.
Sealing ring is unsuitable for acidic cleaning (pH < 4) and oxidising agents.
Temperature range
-20° to +100° C (POM).
Pre-installed, exchangable seal washer.
Foodstuff conform material.
Cleaning optimised geometry.
The suitability of the Hygienic DESIGN fasters for the respective application must be checked by the user. Depending on the loads and external influences (temperature, cleaning media, product media), the sealing washer should be inspected regularly and replaced if necessary.
Scope of delivery
Hex nut incl. seal washer.
Special versions.
Threaded version
M4 - M16.
Drawing reference
1) Hex nut
2) Sealing washer