S-91169A312 2.7 mm ID x 5.6 mm OD DIN 6905 Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance due to the curved split design, ensuring fasteners stay securely locked even under dynamic loads and reducing maintenance needs.
• High durability and wear resistance with Rockwell C44 hardness, providing long-lasting performance in demanding industrial environments.
• Precise metric sizing (M3) with 2.7mm ID and 5.6mm OD for accurate fit and reliable fastening in standard M3 screw applications.
• Compliance with DIN 6905 standards guarantees consistent quality, dimensional accuracy, and interchangeability for professional use.
• Environmental responsibility through RoHS 3 and REACH compliance, supporting sustainable and safe manufacturing practices.
• Easy installation and removal with the split lock design, saving time during assembly and disassembly in maintenance operations.
• Robust steel material construction offers excellent strength and corrosion resistance, ideal for harsh operating conditions.

Professional Applications & Engineering Value

These M3 curved split lock washers are engineered to address common challenges in industrial settings, such as fastener loosening caused by vibrations and thermal cycling. Made from high-quality steel and featuring a curved split lock washer design, they apply continuous spring tension to maintain clamp load, preventing unintentional disassembly in machinery, automotive, and electronics applications. The DIN 6905 compliance ensures precise dimensions and reliable performance, while the Rockwell C44 hardness enhances wear resistance. This makes them ideal for vibration-resistant fastening in equipment subject to dynamic stresses, reducing downtime and improving safety without compromising on metric standardization.

Specification Summary & Compliance

This washer adheres to DIN 6905 specifications, with precise dimensions including an ID of 2.7 mm, OD of 5.6 mm, and thickness of 0.7 mm, ensuring accurate fit for M3 screw sizes. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming it is free from hazardous substances and supports environmental safety standards. The Rockwell C44 hardness further validates its durability and performance in industrial applications.