S-92538A465 6.4 mm ID x 32 mm OD Finishing Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh industrial and outdoor environments.
• Perfect flush mounting with a precise 90° countersink angle, ensuring smooth, professional finishes in assembly applications.
• Exceptional durability and load distribution provided by the 32mm outer diameter, reducing surface pressure and preventing material damage.
• Reliable hardness performance with Rockwell B83 rating, offering excellent resistance to deformation under stress.
• Accurate fit for M6 screws with a 6.4mm inner diameter, ensuring secure and stable fastening in metric systems.
• Consistent thickness (3.7-4.3 mm) for uniform performance and ease of installation in repetitive assembly processes.
• Full regulatory compliance with RoHS 3 and REACH standards, guaranteeing safety and environmental responsibility for global supply chains.

Professional Applications & Engineering Value

This M6 metric countersunk washer is engineered to address common challenges in industrial and construction settings, such as fastener loosening, corrosion-induced failures, and uneven load distribution. Crafted from 18-8 stainless steel, it provides outstanding resistance to rust and chemicals, extending service life in demanding environments like marine, chemical processing, and outdoor structures. The 90° countersink angle ensures a seamless, flush fit with corresponding screw heads, eliminating protrusions that could snag or compromise safety. Its robust 32mm OD and controlled thickness help distribute clamping force evenly, reducing the risk of joint fatigue and material cracking. Ideal for machinery, automotive assemblies, and building frameworks, this washer delivers reliable performance where precision, durability, and corrosion resistance are critical.

Specification Summary & Compliance

This washer features precise dimensions with an inner diameter of 6.4mm, outer diameter of 32mm, and thickness ranging from 3.7 to 4.3mm, designed for use with M6 screw sizes in metric systems. It adheres to standard engineering tolerances for consistent fit and function. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for various industrial applications.