Countersunk screw ISO 10642 / DIN 7991, M 8x30, head 16 mm, hex socket 5 mm, stainless steel A4

The countersunk screw to ISO 10642 and DIN 7991 draws components together in such a way that the head, 16 mm across, disappears completely into the counterbore. Thread M 8 and shank length 30 mm set the depth of engagement, tightening is done through the hexagon socket with a width across flats of 5 mm. The stated material is stainless steel A4.

Benefits

• head diameter 16 mm and head height 5.0 mm to ISO 10642, matching the standard counterbore
• hexagon socket with 5 mm width across flats for a high tightening torque in a tight space
• thread M 8 over 30 mm of shank length
• thread up to approximately the head, the full depth of engagement can be used
• stainless steel A4 is also rated for chloride-bearing and marine environments
• a flush finish, at 5.0 mm head height no edge is left standing above the joint

Applications

The screw is called for in jig and tool making, on guide strips and wherever something still has to slide or rest on the bolted surface.

Standards and conformity

The screw is made to ISO 10642 and DIN 7991. The material is stated as stainless steel A4 to ISO 3506.