NFE 25-511 STANDARD

Spring Lock Washer M8 M10 Carbon Steel

Professional conical spring lock washers with zinc plating and black finish. Engineered for heavy-duty machinery applications requiring superior anti-loosening performance.

NF E 25-511 Spring Lock Washer
M8-M10
Size Range
±0.1mm
Precision

Product Advantages

Engineered for maximum reliability under extreme conditions with superior locking performance

Anti-Loosening Design

Maintains clamping force under strong vibration, preventing bolt rotation for enhanced reliability in critical applications.

Friction-Based Locking

Self-locking mechanism without special tools, unaffected by lubrication or humidity conditions.

Easy Installation & Reusability

Standard tool compatibility and reusable design reduce downtime and operational costs.

High Durability

Corrosion-resistant materials ensure long-term performance even in harsh industrial environments.

Technical Features

Conical shape provides 360° locking force
Ribbed top surface enhances grip
French National Standard NFE 25-511
Available with grounding barbs
500 PCS
Minimum Order
24H
Sample Ready

Technical Specifications

Detailed specifications and material options for optimal performance

Material Options

65Mn Steel (High Carbon)

Excellent hardness and wear resistance for heavy-duty applications

316 Stainless Steel

Superior corrosion resistance for marine and chemical environments

304 Stainless Steel

General purpose with good formability and corrosion resistance

Carbon Steel Q235

Cost-effective option with good strength for standard applications

Surface Treatments

Zinc Plating + Black Finish

Standard coating providing excellent corrosion protection

Dacromet Coating

Chrome-free zinc coating for harsh environmental conditions

Nickel Plating

High hardness and smooth surface for precision applications

Passivation

Enhanced corrosion resistance for stainless steel variants

Application Scenarios

Trusted across industries for critical fastening applications

Heavy Industry

Construction machinery, mining equipment, and heavy-duty manufacturing applications requiring maximum vibration resistance.

Infrastructure

Seismic-resistant structures like bridges, railways, and high-rise buildings where safety is paramount.

Energy Sector

Wind turbines, nuclear power plants, and renewable energy infrastructure demanding highest reliability standards.

Why Choose Insoer?

18 years of manufacturing excellence serving Belt & Road countries with proven quality and reliability

200M+
Annual Production
8
Production Lines
300T
Ready Stock
50+
Countries Served
ISO 9001 Quality Management System
24-Hour Sample Service
±0.1mm Precision Tolerance
Full Batch Traceability

Get Your Quote Today

Minimum Order 500 PCS
Sample Lead Time 24 Hours
Production Ready 3 Days