S-97093A121 24.5 mm ID x 40 mm OD DIN 128A Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance with a curved split design that maintains constant tension and prevents loosening under dynamic loads.
• Enhanced durability and corrosion resistance thanks to the black-oxide steel finish, ideal for harsh industrial environments.
• Precise fit and reliable performance with a 24.5mm ID and 40mm OD, ensuring compatibility with M24 screws and secure fastening.
• High hardness (Rockwell C44) provides excellent wear resistance and long service life in heavy-duty applications.
• Compliance with DIN 128A standards guarantees consistent quality, dimensional accuracy, and interchangeability.
• Environmental and safety compliance with RoHS 3 and REACH certifications, ensuring safe use in regulated industries.
• Easy installation and removal due to the split lock washer design, saving time in maintenance and assembly processes.

Professional Applications & Engineering Value

This M24 split lock washer is engineered to address common challenges in industrial settings, such as vibration-induced fastener failure and corrosion. Made from black-oxide steel, it offers robust protection against rust and wear, making it suitable for heavy machinery, automotive assemblies, and construction equipment. The curved split design applies continuous spring pressure, effectively locking nuts and bolts in place without the need for additional adhesives. By meeting DIN 128A specifications, it ensures precise dimensional tolerances and reliable performance in high-stress environments. This washer is an essential component for engineers seeking to enhance the safety and longevity of their metric fastener systems, reducing maintenance costs and downtime.

Specification Summary & Compliance

This washer adheres to DIN 128A standards for dimensional accuracy, including an ID of 24.5mm, OD of 40mm, and thickness of 3.8mm. It is manufactured from black-oxide steel with a hardness of Rockwell C44, ensuring consistent performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), it meets environmental and safety regulations for industrial use.