M8 Spring Washers - Black High Tensile Grade 12.9 Steel - Pack of 6

M8 spring (split) washers in black high tensile Grade 12.9 steel, supplied in a pack of 6. The split ring design creates a spring action under load, biting into the mating surface to resist loosening caused by vibration and dynamic forces — essential for high-load and high-tensile fastening applications.

• M8 internal diameter — compatible with M8 bolts and screws
• Grade 12.9 high tensile steel — maximum strength for demanding applications
• Black finish — provides basic corrosion resistance and a clean appearance
• Split ring spring washer design — prevents loosening under vibration and shock loads
• Suitable for automotive, heavy engineering, and structural applications
• Not suitable for marine environments without additional protection
• Pack of 6 washers