S-95395A380 1.031" ID x 2" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from high-quality brass material, ideal for humid or chemically aggressive environments.
• Precise dimensional fit with 1.031" ID and 2" OD, ensuring reliable seating and load distribution for 1" screws.
• Enhanced durability and wear resistance due to Rockwell B60 hardness, extending service life in high-vibration applications.
• Strict compliance with environmental standards, including RoHS 3 and REACH, for safe use in regulated industries.
• Excellent electrical conductivity of brass alloy, beneficial for grounding and electrical assembly applications.
• Consistent thickness (0.261-0.286") for uniform pressure distribution, reducing the risk of fastener loosening.
• Lead-free copper alloy construction under exemption, maintaining performance while adhering to global safety directives.

Professional Applications & Engineering Value

This brass flat washer is engineered to address common industrial challenges such as galvanic corrosion, electrical isolation, and mechanical stress. The copper alloy material provides inherent corrosion resistance, making it suitable for marine, plumbing, and electrical systems where moisture or chemicals are present. Its Rockwell B60 hardness ensures it maintains shape under heavy loads, preventing deformation in high-vibration environments like machinery and automotive assemblies. The precise 1.031" ID and 2" OD dimensions offer a secure fit for 1" screw size applications, enhancing joint integrity. With RoHS 3 and REACH compliance, it meets stringent regulatory requirements for industrial and commercial use, providing reliability and safety in critical installations.

Specification Summary & Compliance

This washer adheres to standard inch system measurements with an inner diameter of 1.031", outer diameter of 2", and thickness ranging from 0.261" to 0.286". It is manufactured from brass material with a hardness of Rockwell B60 and is designed for use with 1" screw size. The product is RoHS 3 (2015/863/EU) compliant under exemption 6(c) for lead in copper alloys and REACH (EC 1907/2006) compliant as of January 17, 2023, ensuring it meets environmental and safety standards for industrial applications.