S-91455A520 25 mm ID x 44 mm OD DIN 125; ISO 7089 General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion protection with zinc-flake coating extends service life in harsh industrial environments
• Exceptional load distribution with 44mm outer diameter prevents surface damage and maintains joint integrity
• Precise M24 compatibility with 25mm inner diameter ensures perfect fit and secure fastening
• Enhanced durability from Rockwell B91 hardness provides reliable performance under heavy loads
• International standard compliance with DIN 125 and ISO 7089 guarantees consistent quality and interchangeability
• Environmental regulation compliance with RoHS 3 and REACH meets global sustainability requirements
• Optimized thickness tolerance (3.7-4.3mm) ensures consistent performance across production batches

Professional Applications & Engineering Value

This M24 zinc-flake coated steel flat washer delivers critical engineering solutions for industrial applications where corrosion resistance and load distribution are paramount. The zinc-flake coating provides superior protection against rust and chemical exposure, making it ideal for outdoor equipment, automotive assemblies, and marine applications. Engineered to DIN 125 and ISO 7089 standards, this metric flat washer ensures precise fit with M24 fasteners while its 44mm OD effectively distributes clamping force, preventing surface damage to connected materials. The combination of Rockwell B91 hardness and controlled thickness tolerance (3.7-4.3mm) guarantees reliable performance in high-vibration environments, reducing maintenance frequency and extending equipment service life in demanding industrial settings.

Specification Summary & Compliance

This flat washer features precise dimensional specifications including 25mm inner diameter, 44mm outer diameter, and 3.7-4.3mm thickness range. Manufactured from zinc-flake coated steel with Rockwell B91 hardness, it complies with DIN 125 and ISO 7089 standards for dimensional accuracy and performance. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and workplace safety standards.