S-92141A005 0.125" ID x 0.312" OD General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• Precise load distribution with 0.312" outer diameter, effectively preventing surface damage and embedding.
• Secure fit for No. 4 screws with a 0.125" inner diameter, ensuring stable fastening and reducing loosening risks.
• Consistent spacing and alignment due to controlled thickness between 0.025" and 0.040", maintaining assembly integrity.
• Environmental and safety compliance with RoHS 3 and REACH standards, meeting strict regulatory requirements for industrial use.
• Durable material performance offering excellent strength and wear resistance in various mechanical applications.
• Versatile inch-system compatibility for seamless integration with standard imperial-sized components.

Professional Applications & Engineering Value

This 18-8 stainless steel flat washer is engineered to address common industrial challenges such as corrosion-induced failure and uneven stress distribution. Its corrosion-resistant properties make it suitable for demanding environments, including outdoor equipment, marine applications, and chemical processing, where moisture and corrosive agents are prevalent. The precise 0.125" ID and 0.312" OD ensure a snug fit for No. 4 screws, providing reliable spacing and preventing galvanic corrosion in dissimilar metal assemblies. By distributing loads evenly, it reduces the risk of joint fatigue and extends the service life of fastened components, offering a cost-effective solution for maintenance and OEM projects requiring inch-system flat washers with consistent performance.

Specification Summary & Compliance

This flat washer features an inner diameter of 0.125", outer diameter of 0.312", and thickness ranging from 0.025" to 0.040", designed for use with No. 4 screw sizes in inch measurement systems. Manufactured from 18-8 stainless steel, it adheres to standard dimensional tolerances for reliable fit and function. 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 global industrial and commercial applications.