S-98035A212 6.4 mm ID x 17 mm OD DIN 7349 Oversized Washers

Key Features & Benefits at a Glance

• Enhanced corrosion resistance from black-oxide steel surface treatment, extending service life in humid or demanding industrial environments
• Precise dimensional fit with 6.4mm inner diameter ensuring secure seating on M6 screws without play or misalignment
• Optimized load distribution through 17mm outer diameter design, reducing surface pressure and preventing material damage
• Guaranteed interchangeability through strict DIN 7349 manufacturing standards, ensuring consistent performance across applications
• Regulatory compliance assurance with RoHS 3 and REACH certifications, meeting global environmental and safety requirements
• Durable steel construction providing reliable mechanical strength for repeated assembly and disassembly operations
• Consistent thickness tolerance (2.7-3.3mm) enabling uniform clamping force and vibration resistance in fastened joints

Professional Applications & Engineering Value

This M6 metric flat washer delivers critical engineering value through its black-oxide steel construction and DIN 7349 precision manufacturing. The corrosion-resistant surface treatment specifically addresses premature failure in industrial equipment exposed to moisture, chemicals, or outdoor conditions. The precisely controlled 6.4mm inner diameter prevents thread damage and ensures proper alignment with M6 hardware, while the 17mm outer diameter effectively distributes clamping force across wider surfaces - particularly valuable in soft materials or painted surfaces where indentation must be avoided. These flat washers serve as essential components in machinery assembly, automotive systems, and structural frameworks where vibration resistance and long-term reliability are paramount.

Specification Summary & Compliance

Manufactured to DIN 7349 dimensional standards with inner diameter of 6.4mm, outer diameter of 17mm, and thickness range of 2.7-3.3mm. This black-oxide steel flat washer is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide. The product maintains consistent dimensional accuracy suitable for Class 2A fit applications and is specifically engineered for use with M6 metric screws.