S-91195A137 2.9 mm ID x 14 mm OD Washdown Bonded Sealing Washers

Key Features & Benefits at a Glance

• Reliable sealing performance with a bonded silicone rubber seal that prevents leaks in fluid and gas applications up to 100 psi.
• Exceptional temperature resilience from -100°F to 400°F, ensuring consistent operation in extreme thermal environments.
• Durable 18-8 stainless steel construction provides excellent corrosion resistance and long-term reliability in harsh industrial settings.
• Precise M3 metric sizing with 2.9 mm ID and 14 mm OD for accurate fit and secure fastening in metric assembly systems.
• Robust material hardness featuring Rockwell B80 for the metal and Durometer 50A for the seal, offering optimal crush resistance and seal integrity.
• Compliance with environmental standards including RoHS 3 and REACH, ensuring safe use in regulated industries.
• Vibrant red silicone seal allows for easy visual inspection and identification during installation and maintenance.

Professional Applications & Engineering Value

This metal bonded washer combines the strength of 18-8 stainless steel with the flexibility of a silicone rubber seal, making it ideal for industrial applications where temperature fluctuations and pressure variations are common. The bonded design eliminates the risk of seal displacement, providing a permanent, leak-proof barrier in M3 fastener systems. Engineers value its ability to maintain seal integrity under continuous exposure to oils, chemicals, and extreme temperatures from -100°F to 400°F, reducing downtime and maintenance costs in automotive, aerospace, and machinery assemblies. Its metric dimensions ensure compatibility with global standards, facilitating seamless integration into high-performance equipment.

Specification Summary & Compliance

This washer meets precise dimensional requirements with an ID of 2.9 mm, OD of 14 mm, and thickness of 2-2.1 mm, designed for M3 screw sizes in metric measurement systems. It adheres to material hardness standards (Rockwell B80 for metal, Durometer 50A for silicone seal) and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for demanding industrial use.