S-94154A005 0.124" ID x 0.396" OD High-Pressure Bonded Sealing Washers For Screw Heads and Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh chemical and marine environments.
• Reliable sealing performance provided by the bonded black PVC plastic sealant, preventing leaks of fluids and gases.
• Exceptional pressure handling up to 8500 psi for both fluids and gases, ensuring integrity in high-stress applications.
• Wide temperature tolerance from -60°F to 270°F, maintaining seal flexibility and metal strength in extreme thermal cycles.
• Durable mechanical properties with Rockwell B77 hardness, offering excellent resistance to deformation under load.
• Precise dimensional fit for No. 4 screws with 0.124" ID and 0.396" OD, ensuring easy installation and secure fastening.
• Environmental and safety compliance with RoHS 3 standards, making it suitable for regulated industries.

Professional Applications & Engineering Value

This 316 stainless steel metal bonded washer is engineered to address critical sealing and corrosion challenges in demanding industrial settings. The combination of a robust metal core and a resilient PVC plastic sealant creates a dual-layer defense against leaks, vibration, and environmental degradation. It excels in applications such as hydraulic systems, chemical processing equipment, and offshore installations, where exposure to high pressure, aggressive fluids, and wide temperature fluctuations is common. The black seal enhances UV and ozone resistance, while the precise inch measurement and fit for No. 4 screw size ensure reliable performance in assembly lines, reducing downtime and maintenance costs for engineers and procurement specialists.

Specification Summary & Compliance

The washer features an ID of 0.124", OD of 0.396", and thickness of 0.05-0.06", manufactured to standard inch dimensions for consistent fit. It complies with RoHS 3 (2015/863/EU) regulations, ensuring it is free from hazardous substances. The design supports maximum pressure ratings of 8500 psi for both fluids and gases, with a temperature operating range from -60°F to 270°F, backed by Rockwell B77 hardness for mechanical reliability.