Socket head cap screw DIN 912 / ISO 4762, hex socket AF 17, M 20x80, steel zinc plated 8.8

In machine and fixture building this DIN 912 socket head cap screw holds parts together with M 20 and 80 mm length. It is fitted with an AF 17 hex key, and the head stays slim at 30.0 mm diameter. The material is steel zinc plated 8.8.

Benefits

• The AF 17 hex socket transmits the tightening torque without wrench flats on the head.
• Size M 20 transmits high clamping forces, and the AF 17 hex socket takes the required tightening torque.
• Head diameter 30.0 mm at 20.0 mm head height to DIN 912, matching a cylindrical counterbore.
• Property class 8.8 with electroplated zinc coating as surface protection.
• A thread length of at least 52 mm within 80 mm overall length leaves a plain shank section.

Applications

• General assembly in equipment building
• Bolting of covers and sheet metal
• Machine frames and stands
• Conveying technology and plant construction

Standards and conformity

The dimensions comply with DIN 912 and ISO 4762. Material and class are specified as steel zinc plated 8.8.