S-91195A125 0.385" ID x 0.75" OD Washdown Bonded Sealing Washers

Key Features & Benefits at a Glance

• Exceptional Temperature Resilience: Withstands extreme environments from -100°F to 400°F, ensuring reliable performance in both cryogenic and high-heat industrial applications.
• Superior Sealing Integrity: Silicone rubber seal bonded to 18-8 stainless steel provides a durable, leak-proof barrier against fluids and gases up to 100 psi.
• Corrosion-Resistant Construction: 18-8 stainless steel material offers excellent resistance to rust and oxidation, extending service life in harsh conditions.
• Precision Fit for 3/8" Fasteners: 0.385" ID and 0.75" OD ensure accurate alignment and secure fastening, reducing installation errors and improving assembly efficiency.
• Optimized Material Hardness: Rockwell B80 metal hardness combined with Durometer 50A seal elasticity delivers balanced compression and vibration resistance.
• Compliant with Global Standards: Meets RoHS 3 and REACH regulations, supporting sustainable procurement and safe use in regulated industries.
• Visual Seal Identification: Green silicone seal allows for quick inspection and verification during maintenance or quality checks.

Professional Applications & Engineering Value

This metal bonded washer integrates an 18-8 stainless steel washer with a silicone rubber seal to address critical sealing challenges in demanding environments. The bonded design prevents seal displacement under vibration, while the silicone material maintains flexibility across a wide temperature range from -100°F to 400°F. Ideal for fluid and gas sealing applications in HVAC, automotive, and industrial machinery, it ensures leak-free performance at pressures up to 100 psi. The robust construction minimizes downtime in high-temperature or corrosive settings, providing engineers with a reliable solution for precision-grade sealing without compromising on compliance or durability.

Specification Summary & Compliance

This washer features precise dimensions: 0.385" ID, 0.75" OD, and thickness ranging from 0.047" to 0.109", designed for 3/8" screw size. It conforms to standard inch measurement systems and is manufactured with Rockwell B80 hardness for the metal component and Durometer 50A for the seal. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial use.