S-91195A144 5.9 mm ID x 19.1 mm OD Washdown Bonded Sealing Washers

Key Features & Benefits at a Glance

• Exceptional Temperature Resilience: Withstands extreme conditions from -100°F to 400°F, ensuring reliable performance in fluctuating thermal environments.
• Superior Sealing Integrity: Red silicone rubber seal bonded to 18-8 stainless steel prevents leaks of fluids and gases up to 100 psi, enhancing equipment safety.
• Robust Material Durability: 18-8 stainless steel construction offers excellent corrosion resistance and a Rockwell B80 hardness for long-lasting use in harsh industrial settings.
• Precision Fit for M6 Screws: Metric dimensions (19.1mm OD, 5.9mm ID, 2-2.1mm thickness) ensure easy installation and secure fastening in standard applications.
• Optimized Seal Flexibility: Silicone rubber with Durometer 50A hardness provides an effective, resilient seal that adapts to surface irregularities without compromising integrity.
• Compliance with Global Standards: Meets RoHS 3 and REACH regulations, guaranteeing safe, environmentally responsible use in international markets.
• Versatile Pressure Handling: Rated for up to 100 psi for both fluids and gases, ideal for diverse industrial sealing needs without failure.

Professional Applications & Engineering Value

This M6 metal bonded washer combines the strength of 18-8 stainless steel with the flexibility of a red silicone rubber seal to address common industrial challenges like thermal expansion, vibration, and media leakage. In applications such as automotive assemblies, HVAC systems, and chemical processing equipment, the bonded design ensures a permanent, gap-free seal that resists degradation from oils, moisture, and extreme temperatures. By integrating a metric washer with precise dimensions (19.1mm OD, 5.9mm ID), it simplifies maintenance and reduces downtime in high-temperature and pressure-resistant environments, providing engineers with a reliable solution for enhancing operational longevity and safety.

Specification Summary & Compliance

This washer features metric dimensions with an OD of 19.1mm, ID of 5.9mm, and thickness of 2-2.1mm, designed for M6 screw sizes. It adheres to industry standards for material properties, including a Rockwell B80 hardness for the stainless steel and Durometer 50A for the silicone seal. Compliance is confirmed with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring it meets stringent environmental and safety regulations for industrial use.