# Title: 1/4-28 x 3/8 x 7/8 A563 Hex Coupling Nut Zinc ## Description: 1/4-28 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. ## Product type: ## Vendor: FMW Fasteners ## Tags: FMW Fasteners, Shopify Collective ## Price range: 0.44 - 0.44 USD ## Link: https://shop.water-services.us/products/1-4-28-x-3-8-x-7-8-a563-hex-coupling-nut-zinc ## Options - Title: Default Title ## Variants - Default Title, SKU: 1733008, Available: yes, Inventory: 1437, Delivery profile: Shopify Collective ## Metafields - google_product_category: 1739 - product_status: {"pending":0,"failed":0,"approved":1}