Zinc Plated Steel Spring Lock Washers M18 - M30 - Pack of 5

Zinc Plated Steel Spring Lock Washers (Metric) - Sizes M18 to M30

Common Names: Spring Washer / Spring Lock Washer / Split Lock Washer / External Spring Washer
Available Sizes: M18, M20, M22, M24, M27, and M30 (Metric sizes in millimeters)

Features & Specifications:

• Made from genuine, high-grade spring steel for excellent strength and durability.
  
• Zinc Plated finish for enhanced corrosion and rust resistance.
  
• Manufactured and dimensioned in accordance with the Japanese Industrial Standard: JIS B 1251 No. 2 (Class 2).

Applications:

• Used to secure screws, bolts, and nuts, preventing them from loosening after they are fastened to the workpiece.
  
• Highly recommended for machinery, equipment, or parts that are subject to vibration, which can easily cause fasteners to back out or loosen.

Selection Guide:

• You can easily select the appropriate washer size based on the thread size (outer diameter) of your bolt or screw.
  
• For example: If you are using an M6 bolt, simply choose the M6 spring washer.
  
• The inner diameter of the spring washer is intentionally designed to be approximately 0.5 to 1.0 mm larger than the nominal bolt size, ensuring a perfect and easy fit.