S-94154A400 0.255" ID x 0.625" 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 industrial environments and extending service life.
• Reliable sealing performance due to the bonded black PVC plastic sealant, preventing fluid and gas leaks under high pressure.
• Exceptional pressure handling up to 8500 psi for both fluids and gases, ensuring secure fastening in demanding applications.
• Wide temperature tolerance from -60°F to 270°F, maintaining integrity and performance in extreme thermal conditions.
• Enhanced durability with Rockwell B77 hardness, reducing wear and deformation for long-term reliability.
• Precise compatibility with 1/4" screw sizes and inch system measurements, facilitating easy installation and replacement.
• Environmental and safety compliance with RoHS 3 standards, ensuring safe use in regulated industries.

Professional Applications & Engineering Value

This metal bonded washer combines the strength of 316 stainless steel with the flexibility of a PVC plastic sealant to address common engineering challenges like fluid leakage, corrosion, and thermal stress in industrial settings. The black seal provides a tight barrier, making it ideal for applications in oil and gas, chemical processing, and heavy machinery where high pressure and temperature fluctuations are prevalent. By integrating a durable metal bonded design, it ensures consistent performance under extreme conditions, reducing maintenance needs and downtime. Engineers value its ability to maintain seal integrity and corrosion resistance, supporting reliable operations in pumps, valves, and assembly systems requiring 1/4" screw fasteners.

Specification Summary & Compliance

This washer features precise dimensions with an OD of 0.625", ID of 0.255", and thickness ranging from 0.068" to 0.078", designed for 1/4" screw size in the inch measurement system. It adheres to standard manufacturing practices for metal bonded washers and complies with RoHS 3 (2015/863/EU) regulations, ensuring environmental safety and material reliability in industrial applications.