Washer, DIN 125 A, M 20 (21x37mm), stainless steel A4, inside diameter D 21 mm

In daily operation this item spreads the preload of the screw over a larger bearing surface, and it is supplied as a washer, in this case with outside diameter D1 37 mm. Key figures are outside diameter D1 37 mm together with inside diameter D 21 mm. The version is made of stainless steel A4, here with outside diameter D1 37 mm.

Benefits

• inside diameter D 21 mm
• for screws M 20
• thickness S 3 mm
• larger bearing surface under head and nut, verified by outside diameter D1 37 mm
• material stainless steel A4 as stated in the data
• manufactured to DIN 125 A

Fields of application

Typical fields of application are bolted joints in machine, plant and fixture construction, in this case with outside diameter D1 37 mm.

Standards and conformity

The stated standard is DIN 125 A.