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  4. Nuts, screws, washers, securing elements
    5. Hexagon head bolts, stainless steel with seal washer in Hygienic DESIGN

Description

Product description
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.
Material

Hex head bolt: stainless steel 1.4404.

Sealing washer: EU10/2011 and FDA conform thermoplastic (POM).

Version
Hex head bolt: Polished or unpolished stainless steel.
Sealing washer: RAL5002 - Ultramarine blue (POM).
Note
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 °C to +100 °C (POM).
Advantages
Pre-installed, exchangable seal washer.
Foodstuff conform material.
Cleaning optimised geometry.
Attention
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 head bolt incl. seal washer.
On request
Special versions.
Threaded version
M4 - M16.
Drawing reference
1) Hex head bolt
2) Sealing washer
Accessory
Sealing washer 07301.
Stainless steel hex nut with sealing washer 07280-11.
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