Hardened Washers

We also offer case-hardened washers, commonly available with a surface hardness of 15N 89
For applications that do not require specialized heat-treatment, we also maintain an extensive inventory of standard USS and SAE flat washers in a variety of materials available for immediate shipment.

Shop By
Material Finish Bolt Size (Metric) Bolt Size (Standard) Inside Diameter Outside Diameter Thickness Quantity in Stock Request a Quote
View Spring Steel - Hard Nickel Plated M3 4 0.127 0.180 0.01 35202 Add to Quote
View Spring Steel - Hard Plain M3 4 0.127 0.235 0.01 8901 Add to Quote
View Spring Steel - Hard Plain M3 4 0.127 0.250 0.005 4001 Add to Quote
View Spring Steel - Hard Plain M3 4 0.127 0.344 0.014 4601 Add to Quote
View Spring Steel - Hard Plain M3 4 0.127 0.355 0.024 0 Add to Quote
View Spring Steel - Hard Phosphate & Oil M3 4 0.127 0.355 0.024 268100 Add to Quote
View Spring Steel - Hard Plain M3 4 0.128 0.187 0.005 6001 Add to Quote
View Spring Steel - Hard Plain M3 4 0.128 0.187 0.007 27001 Add to Quote
View Spring Steel - Hard Plain M3 4 0.128 0.250 0.01 25000 Add to Quote
View Spring Steel - Hard Plain M3 4 0.128 0.250 0.015 21353 Add to Quote
View Spring Steel - Hard Plain M3 4 0.128 0.281 0.01 31201 Add to Quote
View Spring Steel - Hard Plain M3 4 0.128 0.281 0.012 53002 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. 

The Best Provider of Special Washers
& Stampings in the Fastener Industry

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