S-92153A411 2.9 mm ID x 5.1 mm OD DIN 127B Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance due to the split lock design, preventing fastener loosening in dynamic applications.
• Excellent corrosion resistance from 316 stainless steel, ideal for harsh or humid environments.
• Precise dimensional fit with a 2.9mm ID and 5.1mm OD, ensuring compatibility with M2.5 screws.
• Reliable locking performance backed by DIN 127B standard compliance for consistent quality.
• Environmental and safety compliance with RoHS 3 and REACH, meeting strict industrial regulations.
• Durable construction with a thickness of 0.5-0.7 mm, providing long-lasting service life.
• Versatile metric sizing for easy integration into global engineering projects.

Professional Applications & Engineering Value

This M2.5 split lock washer is engineered to address common issues like vibration-induced loosening in machinery and equipment. Crafted from 316 stainless steel, it offers exceptional resistance to corrosion, making it suitable for demanding environments such as marine, chemical processing, and outdoor applications. The split lock washer type applies continuous spring tension, maintaining bolt preload and preventing failures in assemblies subject to dynamic loads. Its compliance with DIN 127B ensures precise metric dimensions and reliable performance, reducing maintenance needs and enhancing safety in industrial washers applications. This makes it a trusted choice for engineers seeking durable, vibration-resistant solutions in automotive, aerospace, and electronics sectors.

Specification Summary & Compliance

This washer adheres to DIN 127B standards, with an inner diameter of 2.9 mm, outer diameter of 5.1 mm, and thickness ranging from 0.5 to 0.7 mm. It is designed for M2.5 screw size and meets critical regulatory requirements, including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for global industrial use.