S-98424A111 10.5 mm ID x 30 mm OD Finishing Washers

Key Features & Benefits at a Glance

• Superior corrosion protection through zinc-plated steel construction, extending service life in demanding environments
• Perfect flush mounting with 90° countersink angle for seamless integration and professional finish
• Precise M10 compatibility with 10.5mm inner diameter ensuring secure screw fit and vibration resistance
• Optimal load distribution from 30mm outer diameter, reducing surface pressure and material stress
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial applications
• Dimensional stability with 6.5mm overall height maintaining consistent performance under load
• Metric system standardization ensuring compatibility with international equipment and components

Professional Applications & Engineering Value

This M10 zinc-plated steel countersunk washer delivers critical engineering solutions where flush surface mounting is essential. The 90° countersink angle perfectly accommodates flat-head screws, eliminating protrusions in machinery, automotive assemblies, and structural frameworks. The zinc-plated steel construction provides a sacrificial layer that actively resists corrosion, making it ideal for outdoor equipment, marine applications, and industrial environments exposed to moisture. With precise 10.5mm ID and 30mm OD dimensions, it ensures maximum bearing surface while maintaining screw alignment, preventing loosening from vibration - a common failure point in dynamic applications. The metric system compatibility makes it particularly valuable for European machinery, international projects, and OEM manufacturing requiring standardized components.

Specification Summary & Compliance

Manufactured to precise metric dimensions with 10.5mm inner diameter, 30mm outer diameter, and 6.5mm overall height. Features standard 90° countersink angle for compatible flat-head screw applications. Constructed from zinc-plated steel for enhanced durability. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and unrestricted international trade. Designed specifically for M10 screw size applications requiring reliable flush mounting solutions.