S-95611A321 0.812" ID x 3" OD Plastic Washers

Key Features & Benefits at a Glance

• Superior chemical resistance for reliable performance in corrosive environments, extending washer lifespan and reducing replacement frequency
• Precise dimensional fit with 0.812" ID and 3" OD ensures secure seating and even load distribution for 3/4" screw assemblies
• Consistent thickness control (0.084-0.102") maintains uniform pressure distribution and prevents fastener loosening in vibration-prone applications
• Durometer 65D hardness provides optimal balance of rigidity and flexibility for durable sealing and insulation performance
• Compliance with RoHS 3 and REACH regulations ensures environmental safety and global market acceptance for your products
• 140°F maximum temperature rating delivers reliable operation in moderate heat conditions common to industrial settings
• Gray PVC material offers excellent UV resistance and visual contrast for easy inspection and maintenance tracking

Professional Applications & Engineering Value

These PVC plastic flat washers deliver exceptional engineering value in applications requiring chemical resistance and electrical insulation. The gray PVC material with Durometer 65D hardness provides optimal protection against corrosive fluids, acids, and alkalis commonly encountered in chemical processing, water treatment, and marine environments. The precise 3" OD and 0.812" ID dimensions ensure perfect compatibility with 3/4" screw sizes, creating reliable seals while preventing galvanic corrosion in mixed-material assemblies. Engineers specify these flat washers for electrical enclosures, plumbing systems, and outdoor equipment where maximum temperature resistance to 140°F and regulatory compliance are critical for long-term performance and safety certification.

Specification Summary & Compliance

This flat washer features inch system dimensions with 3" outer diameter, 0.812" inner diameter, and thickness range of 0.084-0.102" for precise fit with 3/4" screw size applications. Manufactured from PVC plastic with Durometer 65D hardness, the washer complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and unrestricted use in global markets. The product maintains dimensional stability and performance characteristics up to the specified maximum temperature of 140°F.