Countersunk screw ISO 10642 / DIN 7991, M 3x10, head 6 mm, hex socket 2 mm, steel 10.9, plain

For flush joints this version to ISO 10642 and DIN 7991 carries thread M 3 over 10 mm of length. The countersunk head is 6 mm in diameter and 1.9 mm high, and it is turned through the hexagon socket with 2 mm width across flats. The material is plain steel (black), property class 10.9.

Benefits

• head diameter 6 mm and head height 1.9 mm to ISO 10642, matching the standard counterbore
• hexagon socket with 2 mm width across flats for a high tightening torque in a tight space
• thread M 3 over 10 mm of shank length
• thread up to approximately the head, the full depth of engagement can be used
• property class 10.9 for high preload forces
• a flush finish, at 1.9 mm head height no edge is left standing above the joint

Applications

It finds its place in equipment and apparatus construction, on housings and front plates where a protruding head would be in the way.

Standards and conformity

The screw is made to ISO 10642 and DIN 7991. The material is stated as property class 10.9.