Flat Washer M4 Zinc Plated Gr.4 Form B (4.3x9x0.7) DIN 4320

Flat Washer
Form B
Zinc Plated
Mild Steel Grade 4
Dia: M4
Dimension: 4.3 x 9 x 0.7mm
DIN: 4320
A BS 4320 (formerly DIN 4320) flat washer, made From (Grade 4) Mild steel, is a robust, large-diameter or thicker circular disc used to distribute fastener loads. Its primary purpose is to provide enhanced load-bearing capacity and surface protection in heavy-duty structural applications within moderate corrosion environments.