S-96765A140 0.281" ID x 0.625" OD General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black-Oxide 18-8 Stainless Steel, ideal for harsh industrial environments and extending service life.
• Exceptional durability and load distribution due to Rockwell B68 hardness, reducing wear and preventing surface damage under fastening pressure.
• Precise fit for 1/4" screws with 0.281" ID and 0.625" OD, ensuring secure placement and minimizing loosening in critical assemblies.
• Reliable performance in inch system applications, providing consistent dimensions for seamless integration with standard components.
• Enhanced surface protection from the black-oxide finish, which adds an extra layer against oxidation and abrasion.
• Compliance with stringent environmental regulations, including RoHS 3 and REACH, ensuring safe and sustainable use in global markets.
• Versatile thickness range of 0.040-0.060" allows for fine-tuning in spacing and tension control across various industrial setups.

Professional Applications & Engineering Value

This 1/4" flat washer in Black-Oxide 18-8 Stainless Steel is engineered to address common industrial challenges such as corrosion, vibration, and fastener failure. The stainless steel material provides inherent resistance to rust and chemicals, making it suitable for outdoor, marine, and chemical processing applications. Its flat washer design evenly distributes clamping force, preventing damage to surfaces and maintaining joint integrity in heavy-duty assemblies. With precise inch system measurements (0.281" ID and 0.625" OD), it ensures accurate alignment and reduces installation errors, while the black-oxide surface treatment enhances durability and reduces galling. Ideal for machinery, automotive, and construction sectors, this washer delivers long-term reliability and cost savings by minimizing maintenance and replacement needs.

Specification Summary & Compliance

This flat washer features standard inch dimensions with an inner diameter of 0.281", outer diameter of 0.625", and thickness ranging from 0.040" to 0.060", designed for use with 1/4" screws. It adheres to common industrial tolerances for precise fit and function. Manufactured from 18-8 Stainless Steel with a hardness of Rockwell B68, it meets general engineering requirements for strength and durability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for environmentally conscious industrial applications.