[5000 BULK] Hex Lock Nuts Nylon Inserts Class 6 Steel Zinc DIN 985 M4-0.70

Engineered for secure fastening in demanding environments, these Hex Lock Nuts with Nylon Inserts meet DIN 985 and are sized M4-0.70. Crafted from Class 6 steel and zinc-plated for corrosion resistance, these nuts deliver dependable locking performance in a compact hex form.

Key specifications

• DIN standard: DIN 985
• Thread size and pitch: M4-0.70
• Locking mechanism: Nylon insert for vibration resistance and self-locking action
• Material: Class 6 steel
• Finish: Zinc plating
• Type: Hex lock nut with nylon insert
• Compatibility: Suitable with M4 bolts and machine screws
• Applications: General engineering, automotive, electronics, machinery assembly

These nylon insert lock nuts create a locking action by engaging the bearing surface as the bolt is tightened, delivering vibration resistance and preventing loosening under dynamic loads. The zinc plating adds surface protection for longer service life in harsh conditions.

Benefits and performance

• Vibration resistance: Helps prevent loosening in moving or vibrating assemblies
• DIN 985 compatibility: Ensures interchangeability with other DIN 985 fasteners
• Corrosion resistance: Zinc-plated finish extends service life in challenging environments
• Reliable locking: Nylon insert provides dependable, maintenance-free performance

Ideal applications

Perfect for electronics enclosures, automotive assemblies, machinery and general engineering projects where a secure, vibration-resistant fastener is required.

Shop now to secure your projects with DIN 985 M4-0.70 nylon insert hex lock nuts and enjoy reliable performance in every assembly.