S-95611A402 0.562" ID x 1.375" OD Plastic Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance for long-lasting performance in harsh environments where metal washers would degrade
• Excellent electrical insulation properties to prevent current leakage and enhance safety in electrical assemblies
• Consistent dimensional stability with precise 0.562" ID and 1.375" OD ensuring perfect fit for 1/2" screw applications
• Reliable sealing capability thanks to PVC material flexibility and uniform thickness between 0.084-0.102"
• Maintained performance under thermal stress with operational capability up to 140°F without compromising integrity
• Reduced part wear and surface damage with R115 hardness providing optimal cushioning between fastened components
• Regulatory compliance assurance with REACH compliance meeting industrial safety standards for chemical substances

Professional Applications & Engineering Value

These PVC plastic flat washers deliver critical engineering solutions where corrosion resistance and electrical insulation are paramount. The gray PVC material provides inherent chemical stability, making these flat washers ideal for plumbing, chemical processing, and marine applications where moisture and corrosive agents would compromise metal alternatives. The precise 0.562" ID ensures secure seating on 1/2" screws while the generous 1.375" OD distributes clamping force effectively, preventing surface damage to delicate materials. With their R115 hardness rating, these washers offer the perfect balance between flexibility for sealing and rigidity for load distribution, solving common challenges in electrical enclosures, food processing equipment, and outdoor installations where both environmental protection and electrical safety are critical requirements.

Specification Summary & Compliance

This flat washer maintains inch system precision with internal diameter of 0.562", outer diameter of 1.375", and thickness tolerance of 0.084-0.102" to ensure compatibility with 1/2" screw size applications. Manufactured from PVC plastic with Rockwell R115 hardness rating, the washer operates effectively at temperatures up to 140°F. The product is fully REACH compliant (EC 1907/2006) as of 06/14/2023, meeting the latest standards for chemical substance management with 235 SVHC compliance, ensuring regulatory adherence for industrial procurement and international supply chain requirements.