S-91635A380 7.4 mm ID x 14 mm OD DIN 125; ISO 7089 General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from brass material, ideal for humid or chemical environments to extend equipment lifespan.
• Precise dimensional fit with 7.4mm ID and 14mm OD ensures secure seating under M7 screws, reducing loosening risks.
• Durable construction with 1.4-1.8mm thickness provides reliable load distribution and surface protection.
• Compliance with DIN 125 and ISO 7089 standards guarantees consistent quality and interchangeability in global applications.
• RoHS 3 compliant with exemption for lead in copper alloys, making it safe for electrical and electronic assemblies.
• Excellent electrical conductivity of brass supports use in grounding and electrical connection systems.
• Wide applicability across industries from machinery to marine, thanks to material and standard adherence.

Professional Applications & Engineering Value

This M7 metric brass flat washer is engineered to address common industrial challenges like galvanic corrosion and electrical isolation. Made from high-quality brass, it naturally resists rust and degradation in corrosive environments, such as marine or chemical processing plants. The flat washer design, compliant with DIN 125 and ISO 7089, ensures uniform pressure distribution under M7 screw heads, preventing surface damage and maintaining joint integrity. Its copper alloy composition offers low electrical resistance, making it ideal for electrical applications like connectors and grounding systems, where reliability and safety are paramount. By reducing maintenance needs and enhancing durability, this washer delivers long-term cost savings and performance in B2B settings.

Specification Summary & Compliance

This washer features an inner diameter of 7.4 mm, outer diameter of 14 mm, and thickness range of 1.4-1.8 mm, designed for M7 screw size applications. It conforms to DIN 125 and ISO 7089 standards, ensuring precise dimensional tolerances and manufacturing consistency. The product is RoHS 3 (2015/863/EU) compliant with exemption 6(c) for lead in copper alloys, supporting use in regulated industries while maintaining material performance.