✔In Stock Zinc Spring Washers Our Zinc Spring Washers (split lock washers) are a cost-effective and reliable solution for preventing nuts and bolts from loosening under vibration and dynamic loads. Manufactured from mild steel with a bright zinc plating, these washers offer good corrosion resistance for indoor and light outdoor use. Key Features: Material: Mild Steel Finish: Bright Zinc Plated Type: Helical / Split Spring Washer Standard: DIN 127 Strong spring action that maintains constant tension Effective locking performance at an economical price The split design bites into the nut and bolt face, creating a locking effect that helps keep fasteners secure in vibrating environments. The zinc plating provides a clean, shiny finish and basic rust protection. Commonly used with: Zinc plated hex bolts and coach bolts Machinery and equipment assembly Automotive, trailer, and vehicle repairs Furniture and general fabrication Indoor construction and maintenance projects A practical, budget-friendly choice when you need reliable locking without the higher cost of stainless or galvanised options. Available in a wide range of sizes to suit common bolt diameters – select your required size above.