Salco Products (EB785X2THHAS6) 7/8 x 5-Inch Stainless Steel Eyebolt Assembly with 2 Seal Holes, Huck Rivet and Thick Head, Heavy Hex Nut features a 316 stainless steel eyebolt that is 7/8-inch in diameter and 5-inches in length with a 1-5/8-inch thick head and a 13/32-inch seal hole. The eyebolt has 7/8 -9 UNC -2A rolled threads with the length of 4-inches. The inner diameter of the eye is 13/16-inches, with the outer diameter being 1-1/2-inches. Includes a 7/8-inch, 416 stainless steel, heavy hex nut with 1/4-inch seal hole, and a 7/8-inch, 304 stainless steel, flat washer with a 2-1/4-inch outer diameter. There is a 1/4-inch x 13/16-inch, 304 stainless steel, huck rivet at the end of the threads to prevent the heavy hex nut from coming off.