S-94630A219 17 mm ID x 40 mm OD DIN 7349 Oversized Washers

Key Features & Benefits at a Glance

• Enhanced Load Distribution – The 40mm outer diameter provides a wider bearing surface, reducing surface pressure and preventing damage to assembled components.
• Precise Fit for M16 Screws – 17mm inner diameter ensures accurate alignment and secure fastening with standard M16 bolts, minimizing installation errors.
• Robust Steel Construction – Manufactured from durable steel for reliable performance under mechanical stress and in demanding industrial environments.
• Standardized Dimensions – Complies with DIN 7349 specifications, guaranteeing interchangeability and consistent quality in metric fastener systems.
• Optimized Thickness Range – 5.4-6.6mm thickness offers excellent stability and vibration resistance, maintaining joint integrity over time.
• Environmental Compliance – Meets RoHS 3 and REACH standards, ensuring safe use in regulated industries and global supply chains.
• Versatile Industrial Application – Suitable for a wide range of machinery, equipment, and structural assemblies requiring metric flat washers.

Professional Applications & Engineering Value

This DIN 7349 flat washer is engineered to address common challenges in industrial fastening, such as surface indentation, loosening due to vibrations, and corrosion concerns. The metric steel construction, combined with precise 17mm ID and 40mm OD dimensions, ensures even load distribution, which is critical for protecting soft materials and maintaining M16 screw tension. Its compliance with DIN 7349 guarantees dimensional accuracy, facilitating seamless integration into European machinery and automotive designs. By using this washer, engineers achieve longer service life for assemblies, reduced maintenance costs, and adherence to international environmental regulations like RoHS and REACH, making it a dependable choice for OEMs and MRO applications.

Specification Summary & Compliance

This flat washer conforms to DIN 7349 standards, with an inner diameter of 17mm, outer diameter of 40mm, and thickness ranging from 5.4–6.6mm, designed specifically for M16 screw size applications. It is manufactured from 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 use in various industrial sectors.