Overview
A Belleville washer is a specialized type of spring washer designed to provide a high load capacity in a compact form. Characterized by its conical shape, the Belleville washer functions by exerting a pre-load or flexible tension when compressed, which helps maintain bolt tension and absorb shock or vibration in bolted assemblies. Manufactured from high-quality materials such as stainless steel, carbon steel, or alloy steel, the Belleville washer is engineered to deliver consistent performance under varying environmental conditions. Its unique design allows it to distribute loads evenly, reduce loosening caused by thermal expansion or contraction, and enhance the overall reliability of mechanical joints. The precision manufacturing process ensures tight tolerances and durability, making the Belleville washer suitable for demanding industrial applications where maintaining joint integrity is critical.
In industrial settings, the Belleville washer is widely used in applications requiring reliable load retention and vibration resistance, including automotive, aerospace, heavy machinery, and structural engineering. The washer’s ability to maintain tension over time reduces maintenance needs and extends the lifespan of assemblies exposed to dynamic forces. Its compact size and high load-bearing capacity make the Belleville washer an efficient solution for space-constrained environments where traditional washers may not suffice. Additionally, the washer’s resilience to corrosion and fatigue contributes to its effectiveness in harsh operating conditions. By incorporating Belleville washers into fastening systems, engineers can achieve enhanced joint stability, improved safety, and optimized performance across a broad range of industrial applications.
| Product Type | Belleville Washer |
| Head Style | Conical Disc |
| Manufacturing Process | Cold Formed and Heat Treated |
| Thread Type | Not Applicable |
| Common Materials | Spring Steel, Stainless Steel, Alloy Steel |
| Available Sizes | Standard diameters from 3mm to 100mm |
| Strength Features | High Load Capacity, Excellent Spring Characteristics, Fatigue Resistant |
| Typical Applications | Preload Bolted Joints, Vibration Dampening, Load Distribution |
| Surface Finishes | Plain, Zinc Plated, Phosphate Coated |
| Standards | DIN 6796, ASTM F436 |
| Customization | Custom Sizes, Materials, Threads & Surface Finishes Available |
Designed to withstand high axial loads, ensuring secure fastening in demanding applications where maintaining tension is critical.
The conical shape absorbs vibrations and shock, reducing the risk of fastener loosening in dynamic environments.
Provides significant spring force in a small footprint, suitable for tight assembly spaces.
Available in stainless steel and coated materials to resist corrosion in harsh environments.
Maintains performance across a wide temperature range, suitable for automotive and industrial uses.
Compatible with various bolt sizes and materials, adaptable to multiple industry requirements.
| Product Type | Belleville Washer (Conical Spring Washer) |
|---|---|
| Thread Type | Not Applicable |
| Diameter Range | M6 to M48 |
| Thickness Range | 1 mm to 20 mm |
| Available Materials | Carbon Steel, Stainless Steel, Alloy Steel |
| Manufacturing Standards | ASTM F436, DIN 2093 |
| Surface Finish | Plain, Zinc Plated, Phosphate Coated |
| Diameter (mm) | Thickness (mm) | Height (mm) |
|---|---|---|
| M6 | 1.0 | 1.5 |
| M12 | 2.5 | 3.5 |
| M24 | 5.0 | 7.0 |
| M48 | 10.0 | 14.0 |
