S-98688A192 7.4 mm ID x 22 mm OD DIN 9021 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
- Superior corrosion protection through zinc plating extends service life in humid or outdoor environments
- Optimized load distribution with 22mm outer diameter prevents surface damage and maintains joint integrity
- Precise dimensional compatibility with 7.4mm inner diameter ensures perfect fit for M7 fasteners
- Enhanced durability from steel construction withstands repeated assembly and disassembly cycles
- Regulatory compliance assurance with RoHS 3 and REACH standards meets global environmental requirements
- Standardized performance according to DIN 9021 guarantees consistent quality and interchangeability
- Versatile industrial application across machinery, equipment, and structural assemblies
Professional Applications & Engineering Value
This M7 metric flat washer delivers critical engineering solutions through its zinc plated steel construction and standardized DIN 9021 design. The combination provides exceptional corrosion resistance that protects against environmental degradation in industrial settings, while the precise 22mm outer diameter ensures optimal surface contact for distributing clamp loads and preventing embedment. Engineers specify these flat washers for applications requiring reliable load distribution beneath M7 screw heads or nuts, particularly in assembly lines, machinery frames, and structural connections where vibration resistance and long-term performance are paramount. The standardized dimensions guarantee compatibility across metric fastener systems, reducing installation errors and maintenance requirements.
Specification Summary & Compliance
Manufactured to DIN 9021 standards with precise dimensional tolerances: 7.4mm inner diameter, 22mm outer diameter, and 1.8-2.2mm thickness range. Constructed from zinc plated steel for corrosion protection. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in industrial applications worldwide.
