9/16″-12 Hex Nuts USS Coarse Thread Grade 8 Steel Zinc Yellow USA Made (500 / Pkg.) Hot Picks
Original price was: $460.61.$193.46Current price is: $193.46.
For orders under $150.00, a shipping fee of $12.99 applies.
Hex Nuts USS Coarse Thread Grade 8 Steel Zinc Yellow (Made in USA) 9/16″-12
Depend on durability and performance with these Hex Nuts, crafted for use in heavy-duty assemblies. The USS coarse thread ensures quick, secure fastening with standard bolts, while Grade 8 steel delivers high tensile strength for demanding environments. The zinc yellow finish provides corrosion resistance and a bright, easy-to-identify surface for fast installation in the field.
Grade 8 steel for superior strength and rigidity
USS coarse thread (9/16″-12) for fast, compatible assembly with standard bolts
Zinc yellow plating for corrosion resistance and a durable finish
Made in USA to stringent quality standards
Ideal for automotive, industrial, machinery, and heavy equipment applications
Specifications
Material: Grade 8 steel
Finish: Zinc Yellow
Thread: USS Coarse
Size: 9/16″-12
Origin: Made in USA
For best results, pair with corresponding washers and bolts of the same USS coarse thread standard. These hex nuts are designed for reliable performance in both indoor and outdoor settings.





