S-98035A215 19 mm ID x 44 mm OD DIN 7349 Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from black-oxide steel surface treatment, extending service life in harsh industrial environments
• Precise dimensional compatibility with M18 screws ensures perfect fit and optimal load distribution
• Enhanced durability through 7.0-9.0mm thickness range, providing reliable performance under heavy loads
• Standardized engineering according to DIN 7349 specifications guarantees consistent quality and interchangeability
• Environmental compliance with RoHS 3 and REACH regulations for safe, sustainable industrial applications
• Optimal surface protection prevents galling and seizing during installation and maintenance
• Versatile industrial application across machinery, equipment assembly, and structural fastening systems

Professional Applications & Engineering Value

This M18 metric flat washer delivers exceptional engineering value through its black-oxide steel construction and precise DIN 7349 compliance. The 19mm ID and 44mm OD dimensions ensure perfect alignment with standard M18 fasteners, preventing bolt loosening and distributing clamp load effectively across joined surfaces. The 7.0-9.0mm thickness range provides the necessary rigidity to withstand vibration and dynamic loads in heavy machinery, automotive assemblies, and structural steel applications. The black-oxide surface treatment offers superior corrosion resistance without significantly altering dimensional tolerances, making it ideal for outdoor equipment, manufacturing facilities, and marine-adjacent environments where moisture and chemical exposure are concerns. This washer solves common industrial pain points including premature fastener failure, assembly misalignment, and maintenance-intensive corrosion issues.

Specification Summary & Compliance

This flat washer features precise metric dimensions with 19mm inner diameter, 44mm outer diameter, and 7.0-9.0mm thickness range. Manufactured to DIN 7349 standards for dimensional accuracy and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for industrial applications across European and international markets.