Dorman 865-011 Hex Nut-Grade 8-Thread Size 5/16-18, Height 1/2 In.

These nuts are manufactured using durable materials and corrosion tested to ensure required strength and longevity.

Durable materials - manufactured to specific thread tolerance standards
Corrosion tested - hardware undergoes salt spray testing to ensure corrosion resistance
Multipurpose usefulness - can be used in a variety of applications, from auto to home
Trustworthy quality - backed by team of professional engineers and quality control specialists in the United States