S-91166A180 2.2 mm ID x 5 mm OD DIN 125; ISO 7089 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 with zinc plating that extends service life in demanding industrial environments
- Precise dimensional fit with 2.2mm ID and 5mm OD ensuring perfect alignment with M2 fasteners
- Optimized load distribution through controlled 0.2-0.4mm thickness range, preventing surface damage
- Exceptional mechanical strength with Rockwell B75 hardness for reliable performance under vibration and stress
- International standard compliance meeting both DIN 125 and ISO 7089 specifications for global project compatibility
- Environmental regulation compliance with RoHS 3 and REACH adherence for safe use across regulated industries
- Consistent quality assurance through standardized manufacturing processes for predictable performance
Professional Applications & Engineering Value
These M2 zinc plated steel flat washers deliver critical engineering solutions where precision spacing and corrosion resistance are paramount. The zinc plated steel construction provides essential protection against oxidation in electronic assemblies, automotive components, and precision machinery. With DIN 125 and ISO 7089 compliance, these metric flat washers ensure perfect compatibility with international fastener systems. The controlled thickness range (0.2-0.4mm) prevents joint loosening under vibration while maintaining precise component spacing. Ideal for industrial washers applications requiring reliable load distribution and surface protection for M2 fasteners in manufacturing equipment, control systems, and precision instruments where dimensional accuracy cannot be compromised.
Specification Summary & Compliance
This precision flat washer features 2.2mm inner diameter, 5mm outer diameter, and 0.2-0.4mm thickness range with Rockwell B75 hardness rating. Manufactured to DIN 125 and ISO 7089 standards ensuring dimensional precision and performance reliability. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant (updated 06/14/2023, 235 SVHC), meeting current environmental regulations for industrial applications worldwide.
