Socket head cap screw DIN 912 / ISO 4762, hex socket AF 3, M 4x45, steel plain (black) 8.8

For screw joints with an M 4 thread and 45 mm shank length, this socket head cap screw to DIN 912 provides an AF 3 hex socket. The head measures 7.0 mm in diameter at a height of 4.0 mm. Made of steel plain (black) 8.8.

Benefits

• The AF 3 hex socket transmits the tightening torque without wrench flats on the head.
• Head diameter 7.0 mm and head height 4.0 mm to DIN 912 fit into a cylindrical counterbore.
• A thread length of at least 20 mm over an overall length of 45 mm leaves a load bearing shank.
• Property class 8.8 in plain black finish without coating.
• Dimensions to DIN 912 and ISO 4762, therefore interchangeable with existing M 4 joints.

Applications

• Machine and fixture building
• Bolting of flanges and covers
• Frame and profile structures
• General assembly in equipment building
• Precision mechanics and instrument engineering

Standards and conformity

The dimensions comply with DIN 912 and ISO 4762. Material and class are specified as steel plain (black) 8.8. Depending on the manufacturer, partially threaded items may also be supplied with the thread running nearly up to the head.