S-95630A129 1.38" ID x 1.531" OD Plastic Washers

Key Features & Benefits at a Glance

• Exceptional high-temperature performance - withstands continuous exposure up to 500°F (260°C) for reliable operation in demanding thermal environments
• Superior chemical resistance - PTFE construction provides excellent protection against corrosive substances and aggressive industrial chemicals
• Optimal hardness balance - Durometer 55D rating ensures sufficient rigidity for load distribution while maintaining necessary flexibility for effective sealing
• Precision dimensional accuracy - precisely manufactured to 1.38" ID and 1.531" OD specifications for perfect fit with 1 1/4" screw sizes
• Consistent thickness control - maintained between 0.018-0.023" for uniform pressure distribution and reliable performance
• Full regulatory compliance - meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards for safe use in regulated industries
• Excellent electrical insulation properties - PTFE material provides reliable dielectric performance for electrical applications

Professional Applications & Engineering Value

This PTFE plastic flat washer delivers critical engineering solutions for industries where conventional washers fail under extreme conditions. The white PTFE material offers exceptional chemical inertness, making it ideal for chemical processing, pharmaceutical, and food processing equipment where corrosion resistance is paramount. With its 500°F maximum temperature rating, this high-temperature washer performs reliably in thermal management systems, oven assemblies, and high-heat industrial machinery. The precise 1.38" ID dimension ensures perfect compatibility with 1 1/4" screw sizes, providing secure fastening while the controlled thickness maintains consistent sealing pressure. These industrial plastic washers serve as excellent electrical insulators in electrical enclosures and prevent galvanic corrosion between dissimilar metals in complex assemblies.

Specification Summary & Compliance

This flat washer features precise inch system dimensions with 1.38" internal diameter, 1.531" outer diameter, and controlled thickness ranging from 0.018" to 0.023". Manufactured from PTFE plastic with Durometer 55D hardness, it maintains dimensional stability across its operational range. The product fully complies with RoHS 3 (2015/863/EU) regulations and REACH (EC 1907/2006) standards, ensuring environmental safety and regulatory acceptance for industrial applications worldwide. The washer is engineered to provide reliable performance in demanding conditions while meeting international compliance requirements.