{"product_id":"5-16-18-grade-2-finished-hex-nut-zinc-plated","title":"5\/16-18 Grade 2 Finished Hex Nut Zinc Plated","description":"5\/16-18 Grade 2 Finished Hex Nut Zinc Plated . Grade 2 Finished Hex Nuts are manufactured from low carbon steel, 1008-1010 for diameters up to 1 inch (cold-formed) and 1045 steel for diameters over 1 inch (hot-formed). Material is manufactured to meet or exceed ASTM A563 Grade A. Zinc plated material will meet or exceed ASTM F1941. Hot-Dip Galvanized material will meet or exceed ASTM A563. Hot-Dip Galvanized nuts are over tapped per ASTM A563. Hardness requirements of HRB 68 - HRC 32 are met or exceeded. Proof load strength of 90,000 psi minimum is met for plain or zinc plated material, 68,000 psi for Hot-Dip Galvanized material.","brand":"FMW Fasteners","offers":[{"title":"Default Title","offer_id":29021855875094,"sku":"1585243703-2270","price":0.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0261\/2215\/8102\/products\/media_394x_1e501bbd-c6dc-425c-bfe6-3dfd43aa4e9f.jpg?v=1585602931","url":"https:\/\/toolsfortitans.myshopify.com\/en-us\/products\/5-16-18-grade-2-finished-hex-nut-zinc-plated","provider":"Titan Tools","version":"1.0","type":"link"}