S-90940A106 3.2 mm ID x 7 mm OD DIN 125 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 polycarbonate material ensures long-lasting performance in demanding environments
- Excellent temperature stability maintains structural integrity across a wide operating range from -40°F to 220°F
- Precision dimensional control with 3.2mm ID and 7mm OD guarantees perfect fit for M3 screw applications
- Optical clarity and transparency allows for visual inspection while maintaining professional appearance
- Consistent load distribution with 0.4-0.6mm thickness prevents surface damage and extends component life
- Full regulatory compliance with RoHS 3 and REACH standards ensures safe use in sensitive applications
- Enhanced durability with Rockwell R120 hardness provides reliable performance under repeated stress
Professional Applications & Engineering Value
These clear polycarbonate flat washers deliver exceptional engineering value in applications where visibility, chemical resistance, and thermal stability are critical. The M3 metric washers precisely manufactured to DIN 125 standards ensure reliable performance in electrical enclosures, optical equipment, and medical devices where visual verification of proper installation is essential. The polycarbonate material offers superior impact strength compared to other plastics, while the transparent design maintains aesthetic requirements in consumer electronics and display applications. With excellent resistance to weathering and UV exposure, these washers provide long-term reliability in outdoor equipment and automotive components, solving common corrosion issues associated with metal washers.
Specification Summary & Compliance
This flat washer features precise metric dimensions with 3.2mm inner diameter and 7mm outer diameter, manufactured to DIN 125 standards for consistent quality and performance. The polycarbonate construction delivers Rockwell R120 hardness with thickness tolerance of 0.4-0.6mm. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and regulatory acceptance for global industrial applications.
