S-96505A129 30 mm ID x 45 mm OD DIN 1440, ISO 8738 Oversized Washers

Key Features & Benefits at a Glance

• Enhanced Load Distribution - 45mm outer diameter provides superior surface coverage, reducing stress and preventing material damage under heavy loads
• Precision Fit Guarantee - 30mm inner diameter ensures perfect alignment with M30 screws, eliminating play and maintaining assembly integrity
• Optimal Thickness Range - 4.4-5.6mm thickness variation accommodates manufacturing tolerances while maintaining consistent pressure distribution
• Superior Material Strength - Steel construction with Rockwell B76 hardness delivers exceptional durability and resistance to deformation
• International Standard Compliance - Meets both DIN 1440 and ISO 8738 specifications for global project compatibility and quality assurance
• Environmental Responsibility - RoHS 3 and REACH compliance ensures safe usage in sensitive applications and regulatory adherence
• Long-Term Reliability - Hardened steel construction withstands vibration, corrosion, and mechanical stress for extended service life

Professional Applications & Engineering Value

These M30 metric flat washers are engineered to solve critical fastening challenges in demanding industrial environments. The steel construction with Rockwell B76 hardness provides exceptional resistance to compression and deformation, making them ideal for heavy machinery, structural assemblies, and automotive applications where vibration resistance is crucial. The precise 30mm ID and 45mm OD dimensions ensure perfect fit with M30 fasteners, preventing loosening and maintaining bolt tension under dynamic loads. Compliance with both DIN 1440 and ISO 8738 standards guarantees interoperability in international projects, while the 4.4-5.6mm thickness range accommodates manufacturing variations without compromising performance. These flat washers are particularly valuable in applications requiring consistent load distribution and protection against surface damage.

Specification Summary & Compliance

This metric steel flat washer features precise dimensional specifications including 30mm inner diameter, 45mm outer diameter, and 4.4-5.6mm thickness range. Manufactured to DIN 1440 and ISO 8738 standards, ensuring dimensional accuracy and performance reliability. The Rockwell B76 hardness rating confirms material integrity under pressure. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, including the latest SVHC requirements as of January 17, 2023, making them suitable for environmentally sensitive applications and global market deployment.