S4B

  • Function: Washer (square washer), as set out in DIN 436.
  • Material: Steel.
  • Surface treatment: ZP = Zinc-plated 5 my, for indoor use. HDG = Hot-dip galvanised, for outdoor use.
Unit Guide
D Diameter
D1 Outer diameter
G Thread length
H Head diameter
L Length
M Thickness
MB Mother box
Drill cap. mm Drill capacity mm
Max comp. thick. app. mm Max component thickness application mm
Min. drill depth mm Minimum drill depth mm
Screw dim. mm Screw dimension mm
Surface treat. Surface treatment
D D1 M Surface treat. Art.no Quantity Pack. MB
7 20 2 HDG 551720 100 Packaging 16
7 20 2 ZP 552720 100 Packaging 16
9 25 3 HDG 551925 100 Packaging 12
9 25 3 ZP 552925 100 Packaging 12
11 30 3 HDG 5511130 100 Packaging 12
11 30 3 ZP 5521130 100 Packaging 12
13.5 40 4 HDG 55114409 50 Packaging 12
13.5 40 4 ZP 55214409 50 Packaging 12
17.5 50 5 HDG 55117550 50 Packaging 6
17.5 50 5 ZP 55217550 50 Packaging 6
22 60 5 HDG 5512160 50 Packaging 6
22 60 5 ZP 5522160 50 Packaging 6
NOTE: Itemnumbers with surface treatment "HDG" are not included in enviromental assessments Basta, SundaHus & Byggvarubedömningen.
  • Information material

    You can order the information material you are interested in here. It will be delivered by post within a few days.