S-91100A341 3.3 mm ID x 8.7 mm OD DIN 9021 Oversized Washers
Oversized 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 resistance with zinc-plated steel construction for longer service life in demanding environments
- Optimal load distribution through precise 8.7mm OD design to prevent surface damage and fastener embedding
- Perfect fit for M3 fasteners with 3.3mm ID ensuring secure installation and vibration resistance
- Reliable performance with Class 8.8 fasteners maintaining joint integrity under high-stress conditions
- Consistent dimensional accuracy with 0.7-0.9mm thickness range for uniform pressure application
- Guaranteed standardization through DIN 9021 compliance for interchangeable use across industrial applications
- Environmental responsibility with RoHS 3 and REACH compliance for sustainable manufacturing practices
Professional Applications & Engineering Value
These zinc-plated steel flat washers deliver exceptional engineering value in industrial settings where corrosion protection and load distribution are critical. The M3 flat washer design specifically engineered for Class 8.8 fasteners ensures reliable performance in automotive assemblies, machinery manufacturing, and electrical enclosures. The DIN 9021 standard guarantees precise dimensions that prevent loosening under vibration while the zinc plating provides essential protection against environmental degradation. These metric washers solve common assembly challenges by maintaining joint integrity, reducing maintenance requirements, and extending equipment service life across various industrial applications.
Specification Summary & Compliance
This flat washer features precise metric dimensions with 3.3mm inner diameter, 8.7mm outer diameter, and 0.7-0.9mm thickness range. Manufactured to DIN 9021 specifications for dimensional accuracy and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use in regulated industries. Designed specifically for use with M3 Class 8.8 fasteners in industrial assembly applications requiring reliable load distribution and corrosion protection.
