S-91116A330 3.2 mm ID x 9 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
- Superior corrosion resistance from Black-Oxide 18-8 Stainless Steel, ideal for harsh industrial environments.
- Enhanced load distribution with precise 9mm OD and 0.7-0.9mm thickness, reducing surface damage and loosening.
- Reliable hardness at Rockwell B68, ensuring durability and resistance to deformation under pressure.
- Accurate fit for M3 screws with 3.2mm ID, providing secure fastening and vibration resistance.
- Compliance with DIN 9021 standards guarantees dimensional consistency and interchangeability in metric applications.
- Environmental safety with RoHS 3 and REACH compliance, meeting strict regulatory requirements for industrial use.
- Cost-effective maintenance due to long-lasting material properties, minimizing replacement frequency.
Professional Applications & Engineering Value
This M3 flat washer is engineered to address common industrial challenges such as corrosion, vibration loosening, and component wear. Made from Black-Oxide 18-8 Stainless Steel, it offers excellent protection against rust and chemical exposure, making it suitable for applications in machinery, automotive assemblies, and outdoor equipment. The precise metric dimensions (3.2mm ID and 9mm OD) ensure a perfect fit with M3 screws, distributing loads evenly to prevent surface indentation and maintain joint integrity. Its compliance with DIN 9021 standards provides reliability in high-stress environments, reducing downtime and enhancing the lifespan of fastened components in industrial washers and precision engineering projects.
Specification Summary & Compliance
This washer adheres to DIN 9021 standards for dimensional accuracy, including an inner diameter of 3.2mm, outer diameter of 9mm, and thickness range of 0.7-0.9mm. It is manufactured from 18-8 Stainless Steel with a Black-Oxide finish and Rockwell B68 hardness for consistent performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), it meets environmental and safety regulations, ensuring suitability for global industrial applications.
