5/16-18 Cap Nut 18-8 SS - FMW Fasteners

5/16-18 Cap Nut 18-8 SS


Quantity Unit Price
1 to 199 $0.74
200+ $0.33
Regular price$0.74 USD

  • $100 orders ship FREE
  • In stock
  • Inventory on the way

5/16-18 Cap Nut 18-8 SS . Typically manufactured from either low carbon steel or stainless steel, cap nuts, also referred to as acorn nuts are used to cover exposed bolt ends and add a finished appearance. ;These stainless steel cap nuts are composed of a hex nut and top cap consisting of 18% chromium and 8% nickel for corrosion resistance. Good for exterior and most marine applications.

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.



They were swift and delivered fast! They had everything I needed.

Eddie Wilcox
Parma, OH


Exactly what we needed and apparently FMW is not only the single source, but the best source. Easy ordering-fast shipping and great communications.

John B.
Salem, OR

Exactly what I needed and received in a timely manner. Thank you!

Mary Marucci
Philadelphia, PA

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