{"product_id":"5-8-11-a563-grade-a-heavy-hex-nut-zinc-plated","title":"5\/8-11 A563 Grade A Heavy Hex Nut Zinc Plated","description":"5\/8-11 A563 Grade A Heavy Hex Nut Zinc Plated . Grade A Heavy Hex Nuts are manufactured from low carbon steel, 1008-1010 for sizes up to 1 inch (cold-formed) and 1045 steel for sizes 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. Typical hardness is HRB 68 - HRC 32. Proof load strength will meet a minimum of 100,000 psi and 75,000 psi for Hot-Dip Galvanized nuts.","brand":"FMW Fasteners","offers":[{"title":"Default Title","offer_id":29021865115670,"sku":"1585242753-1953","price":0.28,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0261\/2215\/8102\/products\/media_394x_95847f70-3740-4a05-b367-a529a5a37955.jpg?v=1585602976","url":"https:\/\/toolsfortitans.myshopify.com\/products\/5-8-11-a563-grade-a-heavy-hex-nut-zinc-plated","provider":"Titan Tools","version":"1.0","type":"link"}