5 16 Inch 18 Thread Nylon Insert Lock Nuts Nylock Self Locking Nuts Carbon Steel White Zinc Plated Silver 100 Pack For Heavy Duty Machinery And Automotive Hardware
These nylon insert lock nuts are carbon steel, white zinc plated, with a nylon insert that locks tight to resist loosening under vibration. They’re designed for heavy-duty machinery and automotive applications, offering strong corrosion resistance in wet environments. Dimensions: thread diameter 5/16" (7.94 mm), thread pitch 18 TPI, height 8.6 mm (0.34 in), hex width 12.6 mm (0.50 in). Package: 100 pieces.
✅ Thread Diameter: 5/16" (7.94 mm), Thread Pitch: 18 TPI, Full Thread
✅ Material: Carbon Steel, White Zinc Plated, Nylon Insert
✅ Height: 8.6 mm (0.34 in), Hex Width: 12.6 mm (0.50 in)
✅ Finish: Silver Tone, Corrosion Resistant
✅ Package: 100 pcs
💡 What is a nylon insert lock nut used for in heavy machinery and automotive projects?
A handy fastener that helps keep bolts tight when vibration hits. Here are a few handy notes:
- Locking action reduces loosening under vibration and torque
- Common in automotive engines, construction machinery, sheet metal, aircraft, shipbuilding
- Corrosion resistance from zinc plating and nylon insert
- Compatible with standard screws and bolts for quick replacements