S-95630A831 0.25" ID x 1.5" OD Plastic Washers
Plastic Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Temperature & Environment Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Exceptional high-temperature performance – withstands continuous operation up to 500°F, ideal for demanding thermal environments
- Superior chemical resistance – PTFE material provides excellent protection against corrosive substances, extending service life
- Consistent dimensional stability – precise 1.5" OD and 0.25" ID ensures reliable fit for No. 12 screws
- Optimal hardness and durability – Durometer 55D rating offers balanced flexibility and wear resistance
- Regulatory compliance assurance – meets RoHS 3 and REACH standards for safe industrial use
- Low friction and non-stick properties – reduces assembly torque and prevents material adhesion
- Lightweight electrical insulation – PTFE construction provides reliable dielectric performance
Professional Applications & Engineering Value
Engineered for extreme conditions, these PTFE plastic flat washers deliver critical performance advantages in chemical processing, food manufacturing, and high-temperature industrial applications. The white PTFE material maintains structural integrity across a wide temperature range (-450°F to +500°F) while providing exceptional chemical resistance to acids, bases, and solvents. The flat washer design with precise inch dimensions ensures proper load distribution and sealing for No. 12 screw sizes, preventing galvanic corrosion in mixed-material assemblies. These washers solve common engineering challenges including thermal expansion mismatches, chemical degradation, and electrical isolation requirements in industrial equipment and processing systems.
Specification Summary & Compliance
This flat washer features inch system dimensions with 1.5" outer diameter, 0.25" inner diameter, and thickness between 0.057-0.067". Manufactured from PTFE plastic with Durometer 55D hardness, it's designed for No. 12 screw applications. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial procurement. Maximum temperature rating of 500°F confirms suitability for high-heat environments.
