Nylon Locking Hex Nuts 4 40 Pack Of 50 In 304 Stainless Steel With Silver Finish For Automotive Aerospace And Industrial Applications Heavy Duty Hardware Fasteners
These nylon insert locknuts are durable fasteners used to secure threaded assemblies in automotive, aerospace, furniture, machinery, construction, and other industrial applications. They feature a 304 stainless steel body with a silver finish and a nylon locking element to resist loosening during operation.
✅ Pack size: 50 pieces per pack (50 Pcs)
✅ Size: #4-40, hex width 6 mm (0.25 in), height 4 mm (0.16 in)
✅ Material and finish: 304 stainless steel, silver finish
✅ Nylon insert provides anti-loosening under tightening and vibration
✅ Applications: automotive, aerospace, furniture, machinery, construction
✅ Reuse cycles: typically 3-5 effective tightening cycles
💡 What is a nylon insert locknut and how does it work in preventing loosening?
This handy fastener uses a nylon insert to resist loosening under vibration. - nylon insert locknut provides elastic friction to resist loosening - 304 stainless steel body with silver finish for corrosion resistance - #4-40 size and 6 mm hex width, 4 mm height for compact fits - ASME B18.16.6(NE) compatible locknut for automotive and industrial use
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