Flat washer DIN 125A M4 / 4.3

Product detailed description

The flat washer according to DIN 125A, ISO 7089 and ČSN 021702 is intended for use in fastening applications where uniform load distribution under the head of a bolt or nut is required. This particular washer is made of steel with a hardness of 100 HV, which ensures sufficient resistance to deformation when applying common mechanical loads.

The dimensions of the washer are as follows: the inner diameter (d1) is 4.3 mm, the outer diameter (d2) is 9 mm and the thickness (s) is 0.8 mm. These dimensions are optimized for use with M4 screws, which corresponds to the diameter of the screw thread. The washer has no chamfer, which is in accordance with DIN 125A, and is supplied without surface treatment, which means that it is not protected against corrosion and is suitable for applications in dry environments or where additional corrosion protection is provided by other means.

This washer is part of the fastener category and is suitable for a wide range of industrial applications where a strong and reliable connection is required. Thanks to its simple design and availability according to international standards, it is easily integrated into existing systems and processes.