S-95630A480 0.344" ID x 0.875" OD Plastic Washers

Key Features & Benefits at a Glance

• Exceptional heat resistance up to 500°F, ensuring reliable performance in high-temperature industrial environments without degradation.
• Superior chemical resistance due to PTFE material, protecting assemblies from corrosive substances and extending service life.
• Effective sealing and insulation properties, preventing leaks and electrical conductivity in demanding applications.
• Optimal durability with a Durometer 55D hardness, providing consistent load distribution and resistance to deformation under pressure.
• Precise dimensional fit with 0.344" ID and 0.875" OD, ensuring easy installation and secure fastening for 5/16" screws.
• Compliance with environmental standards, including RoHS 3 and REACH, for safe use in regulated industries.
• Lightweight and non-stick surface, reducing friction and maintenance in mechanical systems.

Professional Applications & Engineering Value

This PTFE plastic flat washer is engineered to address critical challenges in harsh industrial settings, such as chemical processing, automotive, and aerospace industries. Its high-temperature rating of 500°F and inherent chemical resistance make it ideal for applications where metal washers would corrode or fail, ensuring long-term reliability. The flat washer design in the inch system provides uniform pressure distribution, reducing stress on connected components and preventing loosening under vibration. By offering excellent electrical insulation and low friction, it minimizes energy loss and wear, supporting efficient operations in equipment like pumps, valves, and electrical enclosures. This versatility solves common pain points like fluid leakage and thermal expansion, delivering consistent performance in extreme conditions.

Specification Summary & Compliance

This washer features precise dimensions with an inner diameter of 0.344", outer diameter of 0.875", and thickness ranging from 0.074" to 0.086", tailored for 5/16" screw sizes in inch-based assemblies. It adheres to industry standards for flat washers, ensuring accurate fit and function. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming it is free from hazardous substances and suitable for global industrial use. The PTFE material and Durometer 55D hardness further guarantee durability and performance in accordance with general engineering specifications.