S-98688A172 8.4 mm ID x 15 mm OD DIN 433 General Purpose Washers
General Purpose Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Enhanced corrosion protection through zinc plating extends service life in humid or demanding industrial environments
- Precise dimensional accuracy with 8.4mm ID and 15mm OD ensures perfect fit with M8 fasteners, preventing loosening
- Optimized load distribution across 1.4-1.8mm thickness reduces surface pressure and prevents material damage
- Guaranteed standardization through DIN 433 compliance ensures interchangeability and reliable performance
- Environmental compliance with RoHS 3 and REACH regulations meets strict international manufacturing standards
- Durable steel construction provides consistent mechanical strength for heavy-duty applications
- Versatile industrial compatibility with metric fastener systems simplifies procurement and inventory management
Professional Applications & Engineering Value
These M8 metric flat washers deliver critical engineering solutions where corrosion resistance and dimensional precision are paramount. The zinc plated steel construction creates a protective barrier against oxidation, making them ideal for automotive assemblies, machinery frames, and outdoor equipment exposed to moisture. Their DIN 433 compliance ensures consistent thickness and diameter tolerances, preventing fastener slippage in high-vibration environments. The 15mm outer diameter provides optimal surface coverage while the 8.4mm inner diameter maintains secure positioning on M8 bolts. This combination addresses common industrial challenges including galvanic corrosion, joint failure, and assembly inaccuracies in manufacturing and construction applications.
Specification Summary & Compliance
Manufactured to DIN 433 standards with precise dimensional tolerances: 8.4mm inner diameter, 15mm outer diameter, and 1.4-1.8mm thickness range. Constructed from zinc plated steel for consistent performance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, containing no restricted substances. Designed specifically for use with M8 screw sizes in metric fastening systems.