7/16-20 x 4 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (175)
|1 to 23||$417.63|
- $100 orders ship FREE
- In stock
- Inventory on the way
7/16-20 x 4 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (175) . Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1/4 to 1 1/2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1/2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on diameters 1/4 to 2 1/2 inches is HRC 33-39. On diameters over 2 1/2 inches, hardness will range from HRC 31-39. Tensile strength on diameters 1/4 to 2 1/2 inches is a minimum of 150,000 psi. Diameters over 2 1/2 inches have a meet a minimum of 140,000 psi.
Most orders placed with us ship in 1-3 business days. More details here on how you can check on the status of your order.
All of our item images are accurate representative images of the product category, however, due to the limitless variations in thread patterns, finishes, and other variables that exist with fasteners, bits and cutting tools, they are representative images only.