S-91169A315 4.6 mm ID x 8.6 mm OD DIN 6905 Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance - The curved split design maintains constant spring tension to prevent loosening under dynamic loads
• Enhanced assembly reliability - DIN 6905 compliance ensures precise dimensional accuracy and consistent locking performance
• Exceptional durability - Rockwell C44 hardness provides excellent wear resistance and long service life
• Optimal fit for M5 fasteners - 4.6mm ID and 8.6mm OD dimensions ensure perfect compatibility with standard metric components
• Robust steel construction - High-strength material maintains integrity under heavy mechanical stress
• Environmental compliance - Meets RoHS 3 and REACH standards for safe use in regulated industries
• Space-efficient design - 1mm thickness and 1.7mm overall height provide reliable locking in compact assemblies

Professional Applications & Engineering Value

Our M5 DIN 6905 curved split lock washers are engineered to solve critical vibration-induced loosening problems in industrial applications. The curved split design creates continuous spring action that maintains clamping force even under severe vibration conditions, making these metric lock washers ideal for automotive assemblies, machinery, and electrical equipment where reliability is paramount. Manufactured from high-strength steel with Rockwell C44 hardness, these washers withstand repeated loading cycles without deformation. The precise 4.6mm ID and 8.6mm OD dimensions ensure perfect fitment with standard M5 fasteners, while the curved profile provides superior bite compared to flat washers, preventing rotation and maintaining joint integrity in demanding industrial environments.

Specification Summary & Compliance

This M5 split lock washer features precision dimensions with 4.6mm inner diameter, 8.6mm outer diameter, 1mm thickness, and 1.7mm overall height. Manufactured to DIN 6905 specifications for dimensional accuracy and performance consistency. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use across various industrial sectors. The Rockwell C44 hardness rating guarantees mechanical durability and consistent locking performance throughout the washer's service life.