Socket head cap screw DIN 912 / ISO 4762, hex socket AF 17, M 20x40, steel plain (black) 8.8

For M 20 joints with 40 mm length, this socket head cap screw to DIN 912 and ISO 4762 brings a cylindrical head of 30.0 mm diameter. The AF 17 hex socket transfers the tightening torque. It is made of steel plain (black) 8.8.

Benefits

• Dimensions to DIN 912 and ISO 4762, therefore interchangeable with existing M 20 joints.
• Head diameter 30.0 mm at 20.0 mm head height to DIN 912, matching a cylindrical counterbore.
• Property class 8.8 in plain finish for protected or oily installation points.
• The AF 17 hex socket transmits the tightening torque without wrench flats on the head.

Applications

• Tool and mould making
• Machine and fixture building
• Bolting of flanges and covers
• Frame and profile structures

Standards and conformity

The screw is dimensioned to DIN 912 and ISO 4762, which allows replacement of like-for-like parts in M 20. The material is stated as steel plain (black) 8.8.