S-91144A127 25 mm ID x 44 mm OD DIN 6916, ISO 7416 Structural Washers

Key Features & Benefits at a Glance

• Exceptional load distribution with 44mm outer diameter and 3.7-4.3mm thickness to prevent surface damage and maintain joint integrity
• Superior corrosion resistance through black steel construction, extending service life in demanding industrial environments
• Precision M24 screw compatibility with 25mm inner diameter ensuring perfect fit and vibration resistance
• Enhanced mechanical strength from Rockwell C45 hardness rating for reliable performance under heavy loads
• Guaranteed dimensional accuracy through strict adherence to DIN 6916 and ISO 7416 manufacturing standards
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for safe global usage
• Reduced maintenance requirements through durable material properties and consistent thickness tolerances

Professional Applications & Engineering Value

This M24 flat washer delivers critical engineering solutions for heavy-duty industrial applications where joint failure is not an option. The black steel material provides excellent surface durability while the precise 25mm ID/44mm OD configuration ensures optimal load distribution across mating surfaces. Engineered to DIN 6916 and ISO 7416 standards, this metric washer eliminates common issues like surface indentation, bolt loosening from vibration, and premature corrosion. The Rockwell C45 hardness specification guarantees consistent performance in structural steel connections, heavy machinery assemblies, and infrastructure projects where reliable fastening is paramount. Its compliance with international environmental regulations makes it suitable for global supply chains and regulated industries.

Specification Summary & Compliance

This flat washer features precision dimensions of 25mm inner diameter, 44mm outer diameter, and 3.7-4.3mm thickness range. Manufactured according to DIN 6916 and ISO 7416 standards for dimensional accuracy and performance consistency. The black steel construction achieves Rockwell C45 hardness rating for mechanical reliability. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations ensures safe usage across international markets. Designed specifically for M24 screw applications in metric measurement systems.