S-90940A117 3.3 mm ID x 10 mm OD Plastic Washers
Plastic Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Temperature & Environment Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior chemical and impact resistance from durable polycarbonate material, ensuring long-lasting performance in demanding environments.
- Precise M3 screw compatibility with 3.3mm ID and 10mm OD, providing reliable fit and even load distribution to prevent loosening.
- Excellent thermal stability up to 212°F, maintaining integrity in applications with temperature fluctuations.
- High hardness rating (Rockwell R120) for enhanced wear resistance and durability under mechanical stress.
- Crystal-clear transparency allows for easy visual inspection and is ideal for aesthetic or optical assemblies.
- Full regulatory compliance with RoHS 3 and REACH standards, ensuring safe use in industrial and consumer products.
- Consistent dimensional accuracy with thickness ranging from 0.7-1.0mm, guaranteeing reliable performance in metric fastener systems.
Professional Applications & Engineering Value
Engineered for precision, these M3 metric flat washers made from polycarbonate plastic address critical needs in electrical enclosures, medical devices, and optical equipment where clear visibility and non-conductive properties are essential. The material’s inherent strength resists cracking under vibration, while the temperature resistance up to 212°F ensures stability in environments prone to heat exposure. By distributing load evenly and preventing galvanic corrosion, these washers extend the life of M3 screw assemblies, making them a reliable choice for industrial applications demanding both performance and compliance with international safety standards.
Specification Summary & Compliance
This flat washer conforms to metric dimensional standards with an ID of 3.3mm, OD of 10mm, and thickness of 0.7-1.0mm, ensuring precise fit for M3 screws. Manufactured from polycarbonate with a Rockwell R120 hardness, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, affirming its suitability for global markets and sensitive applications.
