Overview
Spring washers are specialized fasteners designed to provide tension and prevent loosening in bolted assemblies subjected to vibration or dynamic loads. Typically manufactured from high-quality spring steel or stainless steel, spring washers feature a split or helical design that allows them to exert a continuous axial force when compressed. This unique design ensures that the fastener maintains a secure grip on the joint, compensating for any relaxation or settling that may occur over time. The manufacturing process involves precision stamping and heat treatment to achieve the necessary hardness and elasticity, ensuring consistent performance under varying environmental conditions. Spring washers are essential components in applications where maintaining bolt preload is critical, such as automotive, aerospace, machinery, and construction industries.
The performance of spring washers is characterized by their ability to absorb shock and vibration, reducing the risk of fastener failure and enhancing the longevity of the assembly. Their resilience and flexibility make them suitable for use in high-stress environments, where traditional flat washers may not provide adequate locking capability. Spring washers are available in various sizes and finishes, including zinc plating and passivation, to resist corrosion and wear. Their application extends to securing nuts and bolts in engines, heavy equipment, electrical assemblies, and structural frameworks. The advantages of using spring washers include improved joint reliability, reduced maintenance requirements, and enhanced safety in critical fastening systems, making them indispensable in industrial fastening solutions.
| Product Type | Spring Washer |
| Head Style | Split Lock Washer |
| Manufacturing Process | Cold Formed and Heat Treated |
| Thread Type | Not Applicable |
| Common Materials | Carbon Steel, Stainless Steel, Alloy Steel |
| Available Sizes | M2 to M24 (Metric), #4 to 1″ (Imperial) |
| Strength Features | High Elasticity for Vibration Resistance and Load Retention |
| Typical Applications | Prevents Loosening in Bolted Assemblies Subject to Vibration |
| Surface Finishes | Zinc Plated, Phosphate Coated, Hot-Dip Galvanized |
| Standards | DIN 127, ISO 8752, ANSI B18.21.1 |
| Customization | Custom Sizes, Materials, Threads & Surface Finishes Available |
Effectively prevents bolt loosening under dynamic and vibrating conditions, ensuring secure fastening in critical applications.
Available in stainless steel and coated finishes to withstand harsh environments and extend service life.
Designed to maintain tension and absorb shock loads, enhancing joint stability over time.
Offered in various diameters and thicknesses to suit diverse fastening requirements across industries.
Manufactured according to DIN 127 and ISO 8752 standards for consistent quality and performance.
Simple to install with standard bolting tools, compatible with most bolt and nut sizes.
| Product Type | Spring Washer |
| Thread Type | Compatible with Metric Threads |
| Diameter Range | M3 to M36 |
| Thickness Range | 1 to 20 mm |
| Available Materials | Stainless Steel, Carbon Steel, Alloy Steel |
| Manufacturing Standards | DIN 127, ISO 8752 |
| Surface Finish | Plain, Zinc Plated, Passivated |
| Diameter (mm) | Thickness (mm) |
|---|---|
| M3 | 1.0 |
| M6 | 1.6 |
| M12 | 2.5 |
| M24 | 4.0 |