[100 PKG] Hex Lock Nuts Nylon Insert Grade C Medium Carbon Phosphate Oil 3/8-16

Hex Lock Nuts Nylon Insert Grade C Medium Carbon Phosphate Oil 3/8-16 is a high-strength locking nut designed to resist loosening under vibration. Manufactured from Grade C medium carbon steel and finished with phosphate coating and oil, these nuts offer reliable performance in demanding environments. The integral nylon insert provides a consistent locking action for 3/8-16 threads (UNC).

• Locking mechanism: Nylon insert provides secure, vibration-resistant locking while allowing multiple re-tightenings.
• Material: Grade C medium carbon steel for robust strength and durability.
• Finish: Phosphate coating with oil for improved corrosion resistance and lubricity.
• Thread size: 3/8-16 UNC standard for wide compatibility.
• Applications: Automotive, industrial machinery, and general mechanical assemblies where secure fastening is essential.

Choose this Hex Lock Nut when you need reliable locking performance, ease of installation, and compatibility with standard 3/8-16 hardware. The combination of Grade C steel, phosphate oil finish, and nylon insert ensures long-lasting performance in demanding environments.

Technical Specifications

• Thread: 3/8-16 UNC
• Material: Grade C medium carbon steel
• Finish: Phosphate-coated with oil
• Locking Type: Nylon insert