Detail & Specs
Sealing washers have a spongey rubber material on the bottom surface to seal against both smooth and uneven surfaces.
The concave shaped stainless top washer maintains compressed tension when tightened between the fastening screw and work surface.
Gray EPDM material prevents against water leaking around the penetration of the screw into the material (a waterproof seal).
Most commonly used with Self Tapping Sheet Metal Screws and Self Drilling Screws
Stainless steel bonded washers are commonly used in damp environments. They are popular across a wide range of industries: automotive, agriculture, architectural, clean energy, etc.
Also known as cushioning conical washer, coned-disc, cupped spring lock washer