A4 Stainless Steel UNF Full Hex Nuts ASME B18.6.3

4FNF0025

£0.14

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These stainless steel UNF full hex nuts are premium fasteners engineered for durability, strength, and precision fastening in demanding environments. Manufactured to recognised ASME and BS standards, they feature accurately cut UNF threads that ensure a precise, secure fit with compatible bolts and studs, reducing the risk of loosening under vibration or heavy loads.

Produced from high-grade A4 316 or 304 stainless steel, these hex nuts offer outstanding corrosion resistance, making them ideal for use in harsh or exposed conditions. They perform reliably in marine environments, construction projects, industrial machinery, and general engineering applications where long-term performance and resistance to rust, moisture, and chemicals are critical.

The robust hexagonal design provides excellent wrenching flats for easy installation and removal, allowing efficient tightening and consistent clamping force. This strong load-bearing shape supports stable assemblies, helping maintain joint integrity over time, even in high-stress or outdoor applications.

Whether used for structural connections, mechanical repairs, marine fittings, or industrial fabrications, these stainless steel UNF full nuts deliver dependable fastening performance. Their combination of corrosion-resistant materials, precise threading, and heavy-duty hex design makes them a reliable choice wherever secure, long-lasting bolted joints are required.