We deal with OEMs and Suppliers who need dependable fastening solutions. I offer a reliable type of lock washers built for high vibration and fast, fault-free assembly. From split lock washers to wave and toothed variants, I stock materials like stainless steel, carbon steel, and protective finishes to suit harsh environments. These washers improve clamp force, resist loosening, and maintain preload through temperature swings. I can support small trials or large-scale orders with fast lead times, customizable packaging, and clear technical data sheets. You’ll get consistent quality, traceability, and ready-to-ship stock or made-to-order options that fit your specifications. Our approach makes it easy to meet OEM tolerances and supplier demands while keeping cost in check. If you’re sourcing a reliable type of lock washers, I’ll tailor a quote that aligns with your load, size, and application—so your equipment runs smoother, longer.
Lock washers protect assemblies by preventing loosening under vibration and load. Key types include external tooth, internal tooth, serrated, split spring, and wedge variants. Selection hinges on clamping force, material compatibility, and environment; in global production, tight tolerances, surface finish, and reliable hardness matter as much as geometry. Global buyers seek more than a supplier: they want a partner who offers transparent specs, traceable materials, integrated QA, and tailored coatings, packaging, and assembly support. With rapid sample cycles and scalable production, a trusted partner ensures consistent performance across geographies and builds resilience against supply chain volatility through proactive communication and continuous improvement.
| Type | Material | Finish | ID (mm) | OD (mm) | Thickness (mm) | Hardness (HRC) | Typical Applications | Notes |
|---|---|---|---|---|---|---|---|---|
| Split Lock Washer | Stainless Steel 304 | Passivated | 3.0–4.0 | 7.0–9.0 | 0.6 | 18 | General machinery and household appliance assemblies | Reliable performance in mild environments |
| Split Lock Washer | AISI 1018 Carbon Steel | Zinc Plated | 4.0–6.0 | 9.0–14.0 | 0.75 | 18–22 | Industrial equipment and automotive chassis | Moderate corrosion resistance; economical option |
| External Tooth Lock Washer | Stainless Steel 316 | Passivated | 6.0–9.0 | 12.0–18.0 | 0.8 | 22 | Marine and chemical environments | Excellent gripping in harsh conditions |
| Internal Tooth Lock Washer | Stainless Steel 304 | Bright Zinc | 5.0–8.0 | 11.0–17.0 | 0.7 | 19–23 | Electronics enclosures and precision assemblies | Good for soft metals to prevent embedding |
| Belleville Washer (Conical Spring) | Carbon Steel | Zinc Plated | 10.0–15.0 | 20.0–30.0 | 1.0–2.0 | 38–45 | High preload, thermal expansion compensation | Provides spring action and locking under load |
| Wave Washer | Stainless Steel 304 | Passivated | 2.0–5.0 | 6.0–9.0 | 0.25–0.6 | 12–22 | Light-duty assemblies and toleranced gaps | Flexes under preload to maintain clamping force |
| Serrated/Toothed Lock Washer | Stainless Steel 316 | Passivated | 7.0–12.0 | 12.0–20.0 | 0.7–1.1 | 20–28 | High-vibration outdoor applications | Teeth improve grip on surfaces; resists loosening |