S-98689A256 6.5 mm ID x 12.5 mm OD General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh or humid environments.
• Precise dimensional fit with 6.5mm ID and 12.5mm OD, ensuring reliable seating and load distribution for M6.3 screws.
• Enhanced assembly durability with a consistent thickness of 0.9-1.1 mm, providing a stable bearing surface.
• Broad industrial compatibility as a metric flat washer, suitable for various machinery and equipment assemblies.
• Strict environmental compliance with RoHS 3 and REACH, meeting global regulatory standards for safe use.
• Cost-effective maintenance due to long-lasting material properties, reducing replacement frequency and downtime.

Professional Applications & Engineering Value

This M6.3 flat washer is engineered to address common industrial challenges such as surface damage, galvanic corrosion, and fastener loosening under vibration. Crafted from 18-8 stainless steel, it offers excellent resistance to oxidation and chemical exposure, making it a reliable choice for industrial washers in automotive, marine, and food processing equipment. The metric sizing (6.5mm ID x 12.5mm OD) ensures a snug fit on M6.3 fasteners, distributing clamp load evenly to prevent joint failure and extend the service life of assemblies. Its corrosion-resistant nature minimizes maintenance needs, supporting efficient and safe operations in demanding environments.

Specification Summary & Compliance

This flat washer conforms to standard metric dimensions with an inner diameter of 6.5 mm, outer diameter of 12.5 mm, and thickness ranging from 0.9 to 1.1 mm, designed for use with M6.3 screw sizes. It is manufactured from 18-8 stainless steel and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial applications.