S-97725A117 14.2 mm ID x 17.9 mm OD DIN 7603 Metal Sealing Washers

Key Features & Benefits at a Glance

• Superior electrical conductivity ensures reliable current flow in electrical connections and grounding applications
• Excellent corrosion resistance provides long-lasting performance in humid, chemical, and outdoor environments
• Precise DIN 7603 dimensional compliance guarantees perfect fit with M14 fasteners and consistent sealing performance
• High-purity copper construction maintains material integrity under compression and thermal cycling
• Optimized load distribution with 17.9mm outer diameter protects surfaces and prevents fastener loosening
• Versatile thickness range (1.3-1.7mm) accommodates various compression requirements and sealing needs
• Non-sparking properties enhance safety in hazardous environments where spark prevention is critical

Professional Applications & Engineering Value

These M14 metric copper flat washers deliver exceptional engineering value through their specialized copper material properties and DIN 7603 compliance. The high-purity copper construction addresses critical industrial challenges by providing superior electrical conductivity for grounding systems, electrical panels, and power distribution applications where reliable current transfer is essential. The natural corrosion resistance of copper makes these washers ideal for plumbing systems, marine environments, and chemical processing equipment where moisture and aggressive substances would degrade standard steel washers. The precise dimensional tolerances ensure perfect sealing in hydraulic and pneumatic systems, while the malleable nature of copper allows for optimal compression and reusability in maintenance applications. These characteristics make the washers particularly valuable in electrical substations, industrial machinery, automotive systems, and HVAC installations where both conductivity and durability are paramount.

Specification Summary & Compliance

These copper flat washers feature precise dimensional specifications including 14.2mm inner diameter, 17.9mm outer diameter, and 1.3-1.7mm thickness range, specifically designed for M14 fastener applications. The washers are manufactured in full compliance with DIN 7603 standards, ensuring consistent quality and dimensional accuracy. The metric system measurements provide international compatibility, while the high-conductivity copper material meets industry requirements for electrical and thermal applications. These washers are suitable for use in various industrial sectors and comply with relevant industry standards for material composition and dimensional tolerances.