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South Coast Fasteners stocks the 4-40 Hex Machine Screw Nuts, Coarse, Stainless Steel 18-8 for fast 3-5 day shipping. It measures #4 diameter, coarse thread, Stainless Steel 18-8. Built for bolted joints that need reliable thread engagement. These machine screw nuts are part of our Machine Screw Nuts line, stocked across industries such as Construction, Automotive, Petrochemical, and Metal & Mineral Mining.
Pairs well with Hex Bolts and Flat Washers to complete the assembly. Please contact us if you need assistance in selecting the right product or placing an order.