S-99082A140 0.164" ID x 0.438" OD FDA Compliant 21 CFR 177.2600 Rubber Sealing Washers

Key Features & Benefits at a Glance

• Food-grade safety assurance with FDA 21 CFR 177.2600 compliance for direct contact applications in food processing equipment
• Superior sealing performance using Buna-N rubber material that maintains flexibility and compression resistance at Durometer 60A hardness
• Broad temperature tolerance from -20°F to 175°F ensures reliable operation in both refrigeration and heated food processing environments
• Precision dimensional fit with 0.164" ID specifically engineered for No. 8 screws, preventing leakage and maintaining secure fastening
• Environmental regulation compliance meeting both RoHS 3 and REACH standards for global manufacturing and supply chain requirements
• Optimal thickness range (0.046-0.078") provides consistent compression and vibration damping while accommodating surface variations
• Chemical and wear resistance of white Buna-N rubber maintains integrity against food oils, cleaning agents, and repeated sterilization cycles

Professional Applications & Engineering Value

These Buna-N rubber flat washers deliver critical sealing solutions for food industry equipment where contamination prevention and regulatory compliance are paramount. The FDA compliant 21 CFR 177.2600 certification ensures safe operation in direct food contact applications, while the Durometer 60A hardness provides the ideal balance between compression set resistance and sealing capability. Engineered specifically for No. 8 screw sizes with precise 0.164" ID dimensions, these washers prevent leakage points in food processing machinery, commercial kitchen equipment, and packaging systems. The temperature resistance from -20°F to 175°F makes them suitable for both refrigerated storage and heated processing environments, eliminating the need for multiple washer types across different temperature zones in food facilities.

Specification Summary & Compliance

This flat washer features precise inch dimensions with 0.164" inner diameter, 0.438" outer diameter, and 0.046-0.078" thickness range. Manufactured from white Buna-N rubber with Durometer 60A hardness, the product meets FDA 21 CFR 177.2600 for food contact applications. Compliance certifications include RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) with current SVHC compliance as of January 2023. The washer is specifically designed for use with No. 8 screw sizes in food industry environments with operating temperatures from -20°F to 175°F.