Schnorr safety washer, for M 12, blackened steel, inside diameter D 13 mm

When used as a Schnorr safety washer, the article spreads the preload of the screw over a larger bearing surface. The defining values are outside diameter D1 18 mm and inside diameter D 13 mm. The material is blackened steel.

Benefits

• larger bearing surface under head and nut, verified by outside diameter D1 18 mm
• material blackened steel as stated in the data
• inside diameter D 13 mm
• for screws M 12
• thickness S 1,1 mm

Fields of application

The article is used in bolted joints in machine, plant and fixture construction, rating outside diameter D1 18 mm.