Socket head cap screw DIN 912 / ISO 4762, hex socket AF 3, M 4x45, steel zinc plated 8.8

This socket head cap screw to DIN 912 joins components with the M 4 thread over a length of 45 mm. It is tightened through the AF 3 hex socket, and the head measures 7.0 mm in diameter at 4.0 mm height. The specified material is steel zinc plated 8.8.

Benefits

• Property class 8.8 with electroplated zinc coating as surface protection.
• The AF 3 hex socket transmits the tightening torque without wrench flats on the head.
• Head diameter 7.0 mm at 4.0 mm head height to DIN 912, matching a cylindrical counterbore.
• Size M 4 with only 7.0 mm head diameter saves space on tight hole patterns.
• A thread length of at least 20 mm within 45 mm overall length leaves a plain shank section.

Applications

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

Standards and conformity

Head, AF 3 hex socket and M 4 thread follow DIN 912 in conjunction with ISO 4762. The material is documented as steel zinc plated 8.8.