[25 PKG] Hex Lock Nuts Nylon Insert Low Carbon Steel Zinc DIN 985 M30-3.5

Meet the Hex Lock Nuts Nylon Insert Low Carbon Steel Zinc DIN 985 M30-3.5 — a high-performance locking solution engineered to stay secure in challenging, vibration-prone environments. Crafted from low carbon steel and finished with a corrosion-resistant zinc plating, this DIN 985 hex lock nut delivers reliable performance across industrial, automotive, and machinery applications.

Key features

• Locking mechanism: Nylon insert creates friction that resists vibration-induced loosening
• Material & finish: Low carbon steel with zinc finish for superior corrosion resistance
• Size & thread: M30-3.5 — metric thread with 3.5 mm pitch
• Standard: DIN 985 compliant for consistent dimensions and fit
• Shape: Hex nut design for broad compatibility with standard tools

Applications

Perfect for securing fasteners in industrial machinery, automotive assemblies, and construction equipment where vibration may otherwise cause loosening. The nylon insert locks the nut in place while allowing easy removal when needed.

Specifications

• Nominal size: M30
• Thread pitch: 3.5 mm
• Material: Low carbon steel
• Finish: Zinc plating
• DIN standard: 985

Installation tips

• Ensure threads are clean and properly lubricated as per maintenance guidelines.
• Torque to the recommended specification for M30-3.5 fasteners to avoid over-stressing the nylon insert.
• Use with compatible bolts and, if needed, a washer to distribute load in soft or delicate surfaces.