S-90940A101 2.9 mm ID x 6 mm OD DIN 125 Plastic Washers

Key Features & Benefits at a Glance

• Superior optical clarity enables easy visual inspection and alignment in precision assemblies
• Excellent electrical insulation properties prevent current leakage in sensitive electronic applications
• Wide temperature tolerance maintains structural integrity from -40°F to 220°F in demanding environments
• Rockwell R120 hardness rating ensures consistent performance under mechanical stress and vibration
• DIN 125 standard compliance guarantees dimensional accuracy and interchangeability in metric systems
• Chemical resistance protects against corrosion in harsh industrial and laboratory settings
• Regulatory compliance with RoHS 3 and REACH standards meets global environmental and safety requirements

Professional Applications & Engineering Value

Engineered for precision applications requiring both mechanical reliability and optical transparency, these clear polycarbonate flat washers solve critical challenges in electrical insulation and corrosion prevention. The Polycarbonate Plastic construction provides exceptional dielectric strength while maintaining dimensional stability across extreme temperature fluctuations from -40°F to 220°F. This makes them ideal for optical equipment, electrical enclosures, and laboratory instrumentation where metal components could cause short circuits or contamination. The crystal-clear material allows for visual verification of proper installation and component alignment, reducing assembly errors in automated production lines. Meeting DIN 125 specifications ensures perfect compatibility with M2.5 fasteners in metric-based industrial designs.

Specification Summary & Compliance

This metric flat washer features precise dimensions of 2.9mm ID × 6mm OD with 0.5-0.6mm thickness, manufactured to DIN 125 standards for guaranteed dimensional accuracy and performance. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance in global markets. With Rockwell R120 hardness and temperature resistance from -40°F to 220°F, it maintains consistent performance across industrial applications while meeting international quality and safety standards.