Flat Washers - Metric - Form B

Form B is the same diameter as a Form A washer but the thickness is smaller - a form B washer is thinner. Form B washers are available in a wide range of sizes and finishes.

The main purpose of a flat washer is to spread the force that is created by the tightening of a nut across a wider surface area.

Flat washers are also occasionally used as spacers, they are useful for this purpose if the bolt being used is slightly too long for the application in question.

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