DIN 603 Square Bolts

DIN 603 Bolts

DIN 603 Square Bolts are square-shaped metal bolts with threaded threads. Bolt thread can be either standard step, or reduced or enlarged. DIN 603 Square Bolts are used in conjunction with nuts and washers in various industrial and construction industries to connect units, parts, structural elements.

D M5 M6 M8 M10 M12 M16 M20
P 0,8 1 1,25 1,5 1,75 2 2,5
B 16 18 22 26 30 38 46
B 22 24 28 32 36 44 52
B - - 41 45 49 57 65
DK max 13,55 16,55 20,65 24,65 30,65 38,8 46,8
C max 4,1 4,6 5,6 6,6 8,75 12,9 15,9
K max 3,3 3,88 4,88 5,38 6,95 8,95 11,05
V max 5,48 6,48 8,58 10,58 12,7 16,7 20,84
Our different types of Brass Electrical Parts are available as per custom requirements and our availability
Following are the Specification of Brass Electrical Parts:
  • Carbon Steel
  • Stainless Steel A2
  • Stainless Steel A4
  • Brass
  • Acid Resistant Steel A4
  • Steel Class 8.8, 10.9
  • Austenitic Steel
  • Mushroom Head Square Neck Bolts or Cup Square Bolts.
  • The semi-circular head is perfectly hidden in the chamfers of the hole, which make the fasteners virtually invisible.
  • The bolt head does not have splines, its fixation in the structure is fixed by the thread.
  • At the other end of the bolt, a nut is screwed onto, under which a washer of the correct size is placed.
  • In compliance with ISO 8677.
  • Head bolts with square shoulder.
  • The square shank under the head pulls into the material as nuts are tightened, which prevents the bolt from turning.
  • Correspond to the Russian standard GOST R 50274-92.
  • For a secure fixation in the hole, the bolt has a square headrest.
  • Ideal for screw connections in the machine area, metal area and solar area.
  • For appearance, Safety and Security.
  • Common applications for this bolt include deck building, fence construction and outdoor furniture.
We can manufacture and export

Brass Electrical Parts

as per specifications (custom drawing and samples) for more information please Contact us