{"product_id":"5-16-18-a563-grade-a-heavy-hex-nut-zinc-plated","title":"5\/16-18 A563 Grade A Heavy Hex Nut Zinc Plated","description":"\u003cp\u003e5\/16-18 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.\u003c\/p\u003e","brand":"FMW Fasteners","offers":[{"title":"Default Title","offer_id":53365200683321,"sku":"1702005","price":0.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6067\/0009\/files\/media_49ba38d7-b57f-4d79-89bb-84bdd4e63910.jpg?v=1780799997","url":"https:\/\/makeitstudios.com\/products\/5-16-18-a563-grade-a-heavy-hex-nut-zinc-plated","provider":"MakeIt Studio","version":"1.0","type":"link"}