Overview
A dished washer is a specialized fastener component designed to provide enhanced load distribution and secure fastening in various industrial applications. Characterized by its concave or convex shape, the dished washer compensates for uneven surfaces and absorbs vibrations, ensuring a stable and reliable connection. Manufactured using precision stamping or machining processes, the dished washer is typically produced from high-grade materials such as stainless steel, carbon steel, or alloy steel, which offer excellent strength, corrosion resistance, and durability. The unique design of the dished washer allows it to maintain tension under dynamic loads, preventing loosening and improving the overall performance of bolted assemblies. Its ability to conform to irregular surfaces makes the dished washer ideal for use in automotive, aerospace, construction, and heavy machinery sectors where secure fastening is critical.
The performance of the dished washer is further enhanced by its capacity to distribute stress evenly across the fastened joint, reducing the risk of damage to the connected components. This washer type is engineered to withstand high-pressure environments and resist deformation, contributing to the longevity and safety of mechanical systems. Applications of the dished washer include securing bolts and screws in structural frameworks, machinery assemblies, and equipment subjected to vibration or thermal expansion. The advantages of using a dished washer extend to improved joint integrity, reduced maintenance requirements, and increased resistance to loosening under cyclic loads. By integrating a dished washer into fastening solutions, engineers can achieve reliable, long-lasting connections that meet stringent industrial standards and performance criteria.
| Product Type | Dished Washer |
| Head Style | Concave, Curved Profile |
| Manufacturing Process | Stamping and Forming |
| Thread Type | Non-threaded |
| Common Materials | Carbon Steel, Stainless Steel, Alloy Steel |
| Available Sizes | Standard diameters from M3 to M24 and custom sizes |
| Strength Features | Provides spring tension and load distribution |
| Typical Applications | Used in assemblies requiring vibration resistance and load spreading |
| Surface Finishes | Zinc Plated, Black Oxide, Hot-Dip Galvanized, Plain |
| Standards | DIN 6796, ISO 7091 |
| Customization | Custom Sizes, Materials, Threads & Surface Finishes Available |
Provides elasticity to maintain tension and prevent loosening under vibration and dynamic loads.
Evenly distributes load to protect surfaces and improve joint stability.
Available in stainless steel and coated finishes for enhanced durability in harsh environments.
Produced with tight tolerances for consistent performance and fit.
Suitable for automotive, construction, and machinery fastening needs.
Enhanced strength and resilience through controlled heat treatment processes.
| Product Type | Dished Washer |
| Thread Type | Compatible with metric and imperial bolts |
| Diameter Range | M5 to M30 |
| Thickness Range | 1 to 10 mm |
| Available Materials | Stainless Steel, Carbon Steel, Alloy Steel |
| Manufacturing Standards | DIN 6796, ISO 13771 |
| Surface Finish | Plain, Zinc Plated, Passivated |
| Diameter (mm) | Thickness (mm) | Height (mm) |
|---|---|---|
| M5 | 1.0 | 1.5 |
| M10 | 2.0 | 3.0 |
| M20 | 4.0 | 6.0 |
| M30 | 6.0 | 9.0 |
