S-93785A480 10.5 mm ID x 21 mm OD DIN 125 Plastic Washers

Key Features & Benefits at a Glance

• Exceptional thermal performance with a wide operating range from -20°F to 500°F, ensuring reliable function in extreme temperature environments.
• Superior chemical resistance due to PEEK plastic material, ideal for harsh industrial settings where corrosion or chemical exposure is a concern.
• High dimensional stability with precise 10.5mm ID and 21mm OD, providing consistent fit and load distribution for M10 screws.
• Robust hardness rating of Rockwell M103, offering excellent wear resistance and long service life under mechanical stress.
• Compliance with DIN 125 standard guarantees interchangeability and quality assurance in metric fastener systems.
• Environmental regulatory adherence with RoHS 3 and REACH compliance, meeting strict industry requirements for hazardous substance control.
• Lightweight and non-conductive properties of PEEK plastic reduce overall weight and prevent electrical conductivity, enhancing safety in specific applications.

Professional Applications & Engineering Value

This M10 PEEK plastic flat washer is engineered to address critical challenges in demanding industrial environments. Its PEEK plastic material delivers outstanding chemical resistance and maintains integrity when exposed to aggressive substances, preventing degradation that plagues metal washers. The high-temperature capability up to 500°F ensures performance in automotive, aerospace, and processing equipment where thermal cycling is common. With a DIN 125 design, it offers precise dimensional control for metric systems, reducing assembly errors and improving load distribution. The combination of Rockwell M103 hardness and low moisture absorption makes it ideal for applications requiring durability and stability, such as electrical insulation, pump systems, and food processing machinery, where corrosion-free and non-contaminating components are essential.

Specification Summary & Compliance

This flat washer conforms to DIN 125 standards with an inner diameter of 10.5 mm, outer diameter of 21 mm, and thickness ranging from 1.8–2.2 mm, ensuring precise fit for M10 screw sizes. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, affirming adherence to environmental and safety regulations for industrial use.