We offer a large catalog of flat washers that are available in materials such as stainless steel, brass, nylon, copper, and bronze.
Hardened Washers
| Material | Finish | Bolt Size (Metric) | Bolt Size (Standard) | Inside Diameter | Outside Diameter | Thickness | Quantity in Stock | Request a Quote | |
|---|---|---|---|---|---|---|---|---|---|
| View | Spring Steel - Hard | Plain | 5 | 0.143 | 0.437 | 0.01 | 1001 | Add to Quote | |
| View | Spring Steel - Hard | Plain | 5 | 0.144 | 0.375 | 0.032 | 28501 | Add to Quote | |
| View | Spring Steel - Hard | Zinc & Yellow | 5 | 0.144 | 0.375 | 0.032 | 25601 | Add to Quote | |
| View | Spring Steel - Hard | Plain | 5 | 0.144 | 0.250 | 0.01 | 189301 | Add to Quote | |
| View | Spring Steel - Hard | Black Oxide | 5 | 0.144 | 0.250 | 0.012 | 11001 | Add to Quote | |
| View | Spring Steel - Hard | Plain | 5 | 0.144 | 0.349 | 0.031 | 33450 | Add to Quote | |
| View | Spring Steel - Hard | Black Oxide | 5 | 0.145 | 0.375 | 0.03 | 46001 | Add to Quote | |
| View | Spring Steel - Hard | Black Oxide | M3.5 | 5 | 0.147 | 0.250 | 0.05 | 13800 | Add to Quote |
| View | Spring Steel - Hard | Plain | M3.5 | 5 | 0.147 | 0.406 | 0.02 | 24800 | Add to Quote |
| View | Spring Steel - Hard | Plain | M3.5 | 5 | 0.148 | 0.267 | 0.015 | 6260 | Add to Quote |
| View | Spring Steel - Hard | Plain | M3.5 | 5 | 0.148 | 0.344 | 0.062 | 24500 | Add to Quote |
| View | Spring Steel - Hard | Plain | M3.5 | 5 | 0.148 | 0.500 | 0.025 | 4198 | Add to Quote |
Industries That Use Hardened Washers
Hardened washers are often used in the construction industries for projects that require high-strength bolts, like bridges or other steel structures. Hardened washers are also used in:
- Heavy equipment and machinery – for parts that are subjected to heavy loads or vibrations
- Automotive – for components like suspension systems or engine assemblies
- Industrial – to ensure precise assembly and load distribution
Request a Quote for Hardened Washers
Willie Washer is your trusted source for the hardened washers you require. Search our catalog, call us or fill out our contact form to request a quote or receive assistance with finding a hardened washer that meets your exact specifications.