Socket head cap screw DIN 912 / ISO 4762, hex socket AF 17, M 20x120, steel plain (black) 8.8

This socket head cap screw to DIN 912 joins components with the M 20 thread over a length of 120 mm. It is tightened through the AF 17 hex socket, and the head measures 30.0 mm in diameter at 20.0 mm height. The specified material is steel plain (black) 8.8.

Benefits

• A thread length of at least 52 mm within 120 mm overall length leaves a plain shank section.
• 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.
• Size M 20 transmits high clamping forces, and the AF 17 hex socket takes the required tightening torque.

Applications

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

Standards and conformity

Head, AF 17 hex socket and M 20 thread follow DIN 912 in conjunction with ISO 4762. The material is documented as steel plain (black) 8.8.