S-90377A174 0.406" ID x 2" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black-Oxide 18-8 Stainless Steel construction, ideal for harsh industrial environments
• Precise dimensional fit with 0.406" ID and 2" OD, ensuring reliable performance with 3/8" screws
• Enhanced load distribution from the 0.050-0.080" thickness range, reducing surface pressure and preventing material damage
• Long-term durability thanks to stainless steel material, maintaining integrity under frequent use
• Broad compatibility with inch-system fasteners, simplifying procurement and assembly in global projects
• Environmental compliance with RoHS 3 and REACH standards, supporting safe and sustainable operations
• Cost-effective maintenance due to reduced replacement needs from high material quality

Professional Applications & Engineering Value

These Black-Oxide 18-8 Stainless Steel flat washers are engineered to address common industrial challenges such as corrosion-induced failures and inconsistent load bearing. The Black-Oxide surface treatment enhances the natural corrosion resistance of 18-8 stainless steel, making these washers ideal for applications in marine, chemical processing, and outdoor equipment where moisture and chemicals are prevalent. With an ID of 0.406" and OD of 2", they provide a secure fit for 3/8" screw assemblies, ensuring even pressure distribution and minimizing loosening in high-vibration settings like machinery and structural frameworks. This design prolongs equipment life and reduces downtime, offering reliable performance in demanding industrial washers applications.

Specification Summary & Compliance

This flat washer features precise dimensions with an inner diameter of 0.406", outer diameter of 2", and thickness range of 0.050-0.080", designed for use with 3/8" screws in inch measurement systems. It is manufactured from 18-8 Stainless Steel with a Black-Oxide finish for added protection. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial components.