S-96371A111 0.156" ID x 0.438" OD FDA Compliant 21 CFR 177.1550 Plastic Sealing Washers

Key Features & Benefits at a Glance

• Extreme temperature resilience for reliable performance from -400°F to 525°F, preventing failure in harsh environments
• FDA compliance (21 CFR 177.1550) ensures safe use in food processing and packaging without contamination risks
• Superior chemical resistance from ePTFE material, protecting against corrosive substances and extending service life
• RoHS 3 and REACH compliant for environmentally responsible sourcing and global regulatory adherence
• Precision dimensional fit with 0.156" ID and 0.438" OD for secure No. 6 screw fastening and vibration reduction
• Non-reactive white ePTFE construction maintains purity in sensitive applications and resists degradation
• Consistent thickness (0.026-0.036") provides uniform load distribution and sealing in flat washer applications

Professional Applications & Engineering Value

This ePTFE plastic flat washer delivers critical solutions for food industry equipment, pharmaceutical machinery, and chemical processing systems where temperature extremes and strict hygiene are paramount. The FDA compliant ePTFE material eliminates risks of chemical leaching or particulate shedding, while its inherent non-stick properties prevent material buildup and simplify cleaning procedures. Engineers specify this white flat washer for sealing, spacing, and insulation applications requiring consistent performance across -400°F to 525°F thermal cycles. The chemical resistant characteristics ensure longevity when exposed to aggressive cleaning agents, oils, and solvents, reducing maintenance frequency and replacement costs in demanding industrial environments.

Specification Summary & Compliance

This flat washer maintains precision inch dimensions with 0.156" inner diameter, 0.438" outer diameter, and 0.026-0.036" thickness range, engineered for No. 6 screw sizes. Manufacturing adheres to FDA 21 CFR 177.1550 standards for food contact applications, with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations regarding hazardous substances. The ePTFE plastic construction ensures dimensional stability and performance consistency across the specified temperature range.