S-97725A228 0.26" ID x 0.5" OD Metal Sealing Washers

Key Features & Benefits at a Glance

• Superior electrical conductivity for reliable performance in electrical applications and grounding systems
• Excellent corrosion resistance ensures long-term durability in humid or chemically aggressive environments
• Non-magnetic properties make these washers ideal for sensitive electronic equipment and instrumentation
• Precise dimensional fit with 0.26" ID and 0.5" OD provides secure fastening for 1/4" screw applications
• Consistent thickness control (0.043-0.057") ensures uniform load distribution and reliable sealing performance
• Environmental compliance with RoHS 3 and REACH regulations for safe use in regulated industries
• Durable copper construction maintains integrity under thermal cycling and mechanical stress

Professional Applications & Engineering Value

These copper flat washers deliver exceptional engineering value through their unique material properties and precision manufacturing. The high-purity copper construction provides outstanding electrical conductivity, making them essential components in electrical panels, grounding systems, and power distribution equipment where reliable current flow is critical. Their inherent corrosion resistance solves common degradation problems in plumbing systems, marine applications, and industrial environments exposed to moisture or chemicals. The non-magnetic characteristics prevent interference in sensitive electronic devices, while the precise 0.26" ID x 0.5" OD dimensions ensure perfect fitment for 1/4" screw applications across various industrial fastening requirements. The controlled 0.043-0.057" thickness range guarantees consistent compression and load distribution, preventing loosening under vibration and thermal cycling conditions.

Specification Summary & Compliance

These copper flat washers feature precise inch system dimensions with 0.26" inner diameter, 0.5" outer diameter, and thickness ranging from 0.043" to 0.057" for optimal compatibility with 1/4" screw size applications. Manufactured to standard flat washer specifications, these components maintain dimensional accuracy for reliable performance across industrial applications. The product fully complies with RoHS 3 (2015/863/EU) regulations and REACH (EC 1907/2006) requirements, ensuring environmental safety and regulatory compliance for use in electrical, plumbing, and industrial sectors worldwide.