{"product_id":"1-4-28-x-3-8-x-7-8-a563-hex-coupling-nut-zinc","title":"1\/4-28 x 3\/8 x 7\/8 A563 Hex Coupling Nut Zinc","description":"\u003cp\u003e1\/4-28 x 7\/8 A563 Hex Coupling Nut Zinc .  A double chamfered hex nut used to join to externally threaded parts of equal diameter and pitch, often two pieces of threaded rod. Manufactured from 1010 - 1018 equivalent steel. Hardness = Rockwell B68 - C32 Tensile strength = 60,000 psi. minimum. Note - there is no single standard for coupling nut dimensions. These values are offered as a guide; deviations from these specifications may occur.\u003c\/p\u003e","brand":"FMW Fasteners","offers":[{"title":"Default Title","offer_id":53365493727545,"sku":"1733008","price":0.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6067\/0009\/files\/media_58c69165-2c88-4da8-b360-655f6ddd8eb8.jpg?v=1780809234","url":"https:\/\/makeitstudios.com\/products\/1-4-28-x-3-8-x-7-8-a563-hex-coupling-nut-zinc","provider":"MakeIt Studio","version":"1.0","type":"link"}