DIN 963 Screw

DIN 963 Screw

DIN 963 Screw

DIN 963 Screws


  • Steel, Galvanized steel, Stainless steel A2 / A4, Aluminum, Brass, Polyamide


  • DIN 963 screw has found wide application in the machine building, construction industry and in the manufacture of furniture for reliable fixation of structural parts. The product has a countersunk head and full thread. The DIN 963 screw is manufactured with a strength class of 4.8 and 8.8 (high-strength screw) and is coated with zinc, nickel or chrome.


  • DIN 963 Screws are Slotted Flat Head Countersunk Screws.
  • Screw DIN 963 is made with a conical hat, straight slot for screwdriver or bit and has a full thread (the standard thread of thread is cut along the entire length of the stud).
  • Screw DIN 963 can be used in a wide variety of conditions, the main function is that it is able to create a reliable concealed fastening.
  • Recommended for use in the machine building, industrial and manufacturing industries.
  • To create a more reliable screw stop, you can use a flat and lock washer, thanks to them, with subsequent dismantling, the screw is twisted without much difficulty.


  • To create a secure fastening with a DIN 963 screw, you need two flat or curved surfaces.
  • If there are no holes on the plane, drill them with a drill under the diameter of the screw.
  • We cut the thread (for this screw is a standard step).
  • If the thread is not needed, insert the screw and fix it on the other side with a nut and start using a conventional screwdriver to tighten it.
  • The nut must be clamped with pliers or a key.
  • Tighten the screw until its head is level with the surface.
Screw settingsNominal thread diameter d1
M1,6M2M2.5M3M (3.5)M4M5M6M8M10
Pitch of thread, P0.350.40.450.
Head diameter, d2EN ISO 200933.
DIN 9635.
Head height, kEN ISO 200911.21.51.652.352.
DIN 9630.961.932.22.534
t, max.
Nominal length, lmin.2.53456th6th881012
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