I’m a dedicated engineer at our materials department, and I’m excited to present the internal tooth spring washer that powers reliable assemblies. As a trusted High-Quality Supplier, we deliver consistent performance in automotive, electronics, and industrial equipment. This washer features evenly spaced internal teeth that bite into the mating surface, locking fasteners against vibration and dynamic loads. Made from corrosion-resistant steel or stainless variants, it tolerates harsh environments and temperature swings. The design reduces loosening without over-tightening, saving maintenance time and replacing locknuts. Available in multiple outer diameters and thicknesses, it fits a wide range of thread sizes. I stand by fast lead times, competitive pricing, and technical support to choose the right size and material. If you’re seeking durability, cost efficiency, and smooth OEM integration, this internal tooth spring washer is your go-to choice.
Global buyers seeking reliable locking for compact assemblies are turning to internal tooth spring washers. The teeth grip the mating surface to resist vibration and prevent loosening under dynamic loads. Available in stainless steel or coated carbon steel, they suit electronics, automotive, and machinery. By adjusting tooth count and thickness, you balance clamping force with stiffness, making them effective with standard fasteners across temperature changes. Now trending: factory-direct excellence. Sourcing directly from the manufacturing stage shortens lead times, lowers costs, and improves traceability. Buyers can customize tooth geometry, material grade, finish, and packaging while benefiting from rigorous QA and scalable production. Choose suppliers with clear technical data, reliable logistics, and strong engineering support to ensure on-time delivery and consistent quality, accelerating time-to-market and reducing total cost of ownership.
| Type | Material | Outer Diameter (mm) | Inner Diameter (mm) | Thickness (mm) | Tooth Count | Spring Rate (N/mm) | Finish/Surface | Temperature Range (°C) | Applications | Country of Origin | Heat Treatment |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A1 | Stainless Steel 304 | 18.0 | 11.0 | 1.2 | 16 | 1.0 | Passivated | -50 to 450 | General mechanical assemblies | China | Annealed |
| A2 | Stainless Steel 316 | 22.0 | 14.0 | 1.4 | 20 | 1.2 | Passivated | -70 to 400 | Marine and food processing | Italy | Solution Annealed |
| B1 | Carbon Steel (C1045) | 20.0 | 12.0 | 1.0 | 18 | 0.9 | Zinc plated | -40 to 260 | Automotive assemblies | USA | Galvanized |
| B2 | Phosphor Bronze | 25.0 | 16.0 | 1.6 | 22 | 1.4 | Bare | -60 to 250 | Electrical connectors | Germany | None |
| C1 | Brass CW617N | 28.0 | 18.0 | 1.8 | 24 | 1.6 | Oxidized | -30 to 180 | Automotive, electronics | Japan | Annealed |
| C2 | Stainless Steel 410 | 16.0 | 9.5 | 0.9 | 14 | 0.75 | Oiled | -50 to 300 | High-strength assemblies | China | Hardened |