[10 PKG] Hex Lock Nuts Nylon Insert Grade C Medium Carbon Phosphate Oil 1-1/4-7

The Hex Lock Nuts Nylon Insert Grade C Medium Carbon Phosphate Oil 1-1/4-7 are designed for secure, vibration-resistant fastening in heavy-duty applications. This locking nut uses a nylon insert to create a positive locking action, helping prevent loosening even in high-vibration environments.

Constructed from Grade C medium carbon steel, these nuts offer reliable strength and durability. The phosphate oil finish provides corrosion resistance and helps reduce galling during installation, ensuring smooth, repeatable threading.

Key features:

• Nylon insert locking mechanism delivers secure retention under vibration
• Grade C medium carbon steel for dependable strength
• Phosphate oil finish enhances corrosion resistance and lubrication during assembly
• Size: 1-1/4-7 fits standard 1-1/4 inch threaded bolts
• Hex profile for easy wrench engagement and broad contact

Applications:

• Automotive assemblies and components
• Industrial machinery, equipment, and maintenance
• Construction and manufacturing fastenings where vibration is a concern

Why choose these hex lock nuts? They combine reliable locking performance with solid strength and a protective finish, making them a versatile choice for long-lasting assemblies. Add them to your toolkit for fast, secure, and repeatable installations.