Class 6 Serrated Flange Nuts DIN 6923 BZP - M4 x 0.70

A hexagon nut with an exaggerated flange, which is serrated.

• The serrated flange acts as a washer, spreading the tightening load over a greater area.
• The serrations grip the mating surface once tightened, helping combat vibration.
• Conforms to DIN 6923.
• Grade 8 steel.
• Bright Zinc Plate (BZP) finish offers resistance to corrosion.