Specialty Fasteners & Assortment PacksUsed to distribute the load of the nut, protect the component surface and prevent looseningAll hex nut and hex head bolts should have a washer under themThe Zenith Washer Flat Zinc Plated 5/16 x 7/8 SP22 is a durable and reliable fastening solution for a range of applications. Made from high-quality zinc-plated steel, this washer offers excellent corrosion resistance, ensuring longevity even in challenging environments. The flat design provides a stable surface for load distribution, preventing damage to materials from pressure points. With a 5/16-inch inner diameter and a 7/8-inch outer diameter, it fits most standard bolts, ensuring a secure and efficient fit. Ideal for both professional and DIY projects, it supports a wide array of uses in construction, machinery, automotive, and general maintenance tasks.