S-95630A878 0.281" ID x 0.875" OD Plastic Washers

Key Features & Benefits at a Glance

• Exceptional High-Temperature Performance: Withstands continuous exposure up to 500°F, ensuring reliable sealing and load distribution in extreme heat environments without degrading.
• Superior Chemical Resistance: Made from PTFE plastic, it resists a wide range of corrosive chemicals, reducing failure risks in aggressive industrial settings.
• Optimal Durability & Load Distribution: Features a Durometer 55D hardness for excellent mechanical strength and consistent performance under pressure, extending equipment life.
• Precise Fit for 1/4" Screws: Inner diameter of 0.281" and outer diameter of 0.875" ensure accurate alignment and secure fastening, minimizing loosening in critical assemblies.
• Regulatory Compliance Assurance: Complies with RoHS 3 and REACH standards, supporting safe and sustainable operations in regulated industries.
• Low Friction & Non-Stick Properties: PTFE material reduces sticking and wear, facilitating easier maintenance and disassembly in repetitive applications.
• Versatile Inch System Compatibility: Designed for inch-based systems, this flat washer integrates seamlessly with standard industrial components.

Professional Applications & Engineering Value

This PTFE plastic flat washer is engineered to solve critical challenges in demanding industrial environments, such as chemical processing, high-temperature manufacturing, and aerospace applications. Its PTFE material offers inherent chemical resistance, preventing degradation from acids, solvents, and other harsh substances, which is vital for maintaining integrity in corrosive settings. The white color allows for easy identification and quality checks. With a maximum temperature of 500°F, it ensures stable performance in heat-intensive operations, reducing downtime and replacement costs. The precise dimensions, including a 1/4" screw size fit, provide secure fastening and even load distribution, addressing common issues like vibration loosening and material fatigue. Ideal for industrial washers in OEM and MRO contexts, it enhances reliability in assemblies where thermal and chemical stability are paramount.

Specification Summary & Compliance

This flat washer adheres to inch system measurements with an inner diameter (ID) of 0.281", outer diameter (OD) of 0.875", and thickness ranging from 0.056" to 0.071", ensuring dimensional accuracy for consistent performance. It is designed for use with 1/4" screw sizes and manufactured from PTFE plastic with a hardness of Durometer 55D. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and suitable for global industrial standards, supporting environmental and safety protocols in procurement.