S-92140A114 0.281" ID x 1.5" OD Oversized Washers

Key Features & Benefits at a Glance

• Enhanced corrosion resistance from the black-oxide steel finish, extending service life in harsh industrial environments
• Precise dimensional fit with 0.281" ID and 1.5" OD, ensuring reliable load distribution and secure fastening for 1/4" screws
• Durable construction with consistent 0.120-0.130" thickness for uniform pressure distribution and reduced surface damage
• Compliance with environmental regulations, meeting RoHS 3 and REACH standards for safe, sustainable industrial use
• Versatile inch-system compatibility, designed to work seamlessly with standard 1/4" fasteners in various assemblies
• Heavy-duty performance in demanding applications, providing reliable support without rated hardness limitations

Professional Applications & Engineering Value

This black-oxide steel flat washer is engineered to address common industrial challenges such as fastener loosening, surface abrasion, and environmental degradation. The black-oxide coating provides a protective barrier against moisture and chemicals, significantly reducing rust and corrosion in outdoor or high-humidity settings like construction, machinery, and automotive assemblies. Its precise 0.281" ID and 1.5" OD ensure optimal load distribution, preventing joint failure and material deformation under stress. Ideal for industrial washers applications, it maintains clamping force integrity, enhances safety, and minimizes maintenance needs, delivering long-term reliability for 1/4 inch screw fastening systems.

Specification Summary & Compliance

This flat washer adheres to standard inch measurement tolerances, with an internal diameter of 0.281", outer diameter of 1.5", and thickness ranging from 0.120" to 0.130", designed specifically for 1/4" screw size applications. It conforms to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for regulated industrial and international markets. The material and manufacturing process support consistent performance without rated hardness specifications, focusing on durability and corrosion resistance for broad engineering use.