M20 Spring Washer, GB/T93 Standard, Position 7, Carbon Steel Lock Washer

Product Overview

This M20 spring washer conforms to GB/T93 standard (Position 7 specification), designed for anti-loosening fastening applications in industrial machinery, equipment assembly and structural connections. Made of high-quality carbon steel with reliable elasticity, it provides consistent preload force to prevent fastener loosening caused by vibration or dynamic load, ensuring long-term stable performance in demanding working conditions.

Key Features

• Complies with GB/T93 standard, Position 7 specification, M20 nominal size for universal compatibility
• High carbon steel construction with excellent elasticity and fatigue resistance
• Effective anti-loosening performance under vibration and dynamic load conditions
• Uniform surface finish, precise dimensional tolerance for easy assembly
• Suitable for wide range of industrial fastening and maintenance applications
• Cost-effective solution for bulk equipment repair and production assembly

Specifications

Applications

This M20 GB/T93 spring washer is widely used in industrial machinery assembly, equipment maintenance, automotive manufacturing, construction engineering, metal structure connection, pump and valve installation, and general mechanical fastening scenarios. It is ideal for applications where fasteners are exposed to vibration, impact or dynamic loads, effectively preventing loosening and improving equipment operational safety and reliability.

Package Contents

• 1 x M20 GB/T93 Spring Washer (Position 7)