S-92527A130 0.275" ID x 0.625" OD Washdown Bonded Sealing Washers

Key Features & Benefits at a Glance

• Superior environmental sealing with bonded EPDM rubber that maintains integrity across temperature extremes from -30°F to 200°F
• Exceptional corrosion resistance through 304 stainless steel construction, ensuring long-term reliability in harsh industrial environments
• Reliable NEMA compliance meeting NEMA 12, 3S, and 4X ratings for protection against dust, oil, water, and corrosive conditions
• Optimized dimensional fit with precise 0.275" ID and 0.625" OD designed specifically for 5/16" screw applications
• Durable sealing performance from 60A durometer EPDM rubber that provides consistent compression and vibration resistance
• Regulatory compliance assurance with RoHS 3 and REACH compliance for global industrial applications
• Versatile thickness range (0.085-0.133") accommodating various gasket compression requirements

Professional Applications & Engineering Value

These metal bonded washers solve critical sealing challenges in industrial equipment where environmental protection is paramount. The 304 stainless steel base provides structural integrity while the permanently bonded EPDM rubber seal creates an impermeable barrier against moisture, dust, and chemicals. Engineered specifically for NEMA 12, 3S, and 4X rated enclosures, these washers prevent costly downtime in electrical cabinets, outdoor machinery, and processing equipment. The black EPDM seal material maintains flexibility across extreme temperature cycles (-30°F to 200°F), ensuring consistent compression in vibrating applications. This combination of metal and rubber bonding technology delivers reliable performance where standard washers fail, making them ideal for harsh industrial environments requiring durable environmental sealing solutions.

Specification Summary & Compliance

Precision manufactured to inch system dimensions with 0.275" ID and 0.625" OD for 5/16" screw applications. Features 304 stainless steel construction with bonded EPDM rubber seal (Durometer 60A) and thickness range of 0.085-0.133". Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety standards. Rated for NEMA 12, 3S, and 4X environmental protection standards, suitable for industrial applications requiring reliable sealing performance.