S-94744A731 25.7 mm ID x 55.5 mm OD ASME B18.22M ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh environments
• Optimal load distribution thanks to 55.5mm outer diameter preventing surface damage and joint loosening
• Precision dimensional control with 25.7mm inner diameter ensuring perfect M24 screw compatibility
• Consistent performance maintained through controlled 4.000mm-5.100mm thickness range
• Industry-standard compliance with ASME B18.22M specification for reliable mechanical properties
• Environmental responsibility through REACH compliance meeting strict chemical substance regulations
• Versatile industrial application suitable for heavy-duty machinery, construction, and manufacturing equipment

Professional Applications & Engineering Value

This M24 zinc-plated steel flat washer delivers critical engineering solutions for industrial applications where vibration resistance and corrosion protection are paramount. The zinc-plated surface treatment creates a protective barrier against moisture and chemicals, significantly extending component lifespan in outdoor equipment, manufacturing machinery, and structural assemblies. The precisely controlled 25.7mm inner diameter ensures perfect alignment with M24 fasteners, eliminating play and reducing stress concentration points. With its 55.5mm outer diameter, this metric flat washer provides superior load distribution across wider surface areas, preventing embedding and maintaining joint integrity under heavy loads. Engineered to ASME B18.22M standards, these washers deliver consistent dimensional accuracy and mechanical performance that industrial engineers rely on for critical connections in construction, automotive, and heavy equipment applications.

Specification Summary & Compliance

This flat washer features precise dimensional specifications including 25.7mm inner diameter, 55.5mm outer diameter, and thickness ranging from 4.000mm to 5.100mm for M24 screw applications. Manufactured in compliance with ASME B18.22M metric standard for dimensional accuracy and mechanical properties. The product is REACH compliant (EC 1907/2006) meeting the latest substance restrictions as of January 17, 2022, addressing 223 Substances of Very High Concern. Material certification confirms zinc-plated steel construction suitable for industrial environments requiring corrosion resistance and durability.