S-91169A330 10.7 mm ID x 18.1 mm OD DIN 127B Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance due to the split lock design, ensuring fasteners stay securely in place under dynamic loads and reducing maintenance needs.
• Enhanced corrosion protection with galvanized steel construction, extending service life in harsh industrial environments and minimizing replacement costs.
• Reliable hardness performance at Rockwell C44, providing consistent spring action and preventing loosening in high-stress applications.
• Precise metric sizing with 10.7mm ID and 18.1mm OD, ensuring optimal fit for M10 screws and simplifying installation in metric-based assemblies.
• Compliance with DIN 127B standards, guaranteeing dimensional accuracy and interchangeability for European engineering projects.
• Environmental and safety adherence through RoHS 3 and REACH compliance, supporting sustainable manufacturing and safe usage in regulated industries.
• Durable split lock type designed for standard applications, offering cost-effective security against rotational movement in machinery and equipment.

Professional Applications & Engineering Value

This M10 split lock washer is engineered to address common industrial challenges like vibration-induced loosening and corrosion in fastening systems. Made from galvanized steel, it provides a robust barrier against moisture and chemicals, ideal for outdoor machinery, automotive assemblies, and heavy equipment. The split lock washer type applies continuous tension, maintaining bolt preload in high-vibration environments such as motors, conveyors, and structural frameworks. By adhering to DIN 127B specifications, it ensures precise thread engagement and reliability in metric applications, reducing downtime and enhancing safety. Its Rockwell C44 hardness further supports long-term performance, making it a trusted choice for engineers seeking durability and compliance in industrial washers.

Specification Summary & Compliance

This washer features a 10.7 mm inner diameter and 18.1 mm outer diameter with a thickness range of 2.0–2.4 mm, designed for M10 screw sizes and manufactured to DIN 127B standards for dimensional accuracy and interchangeability. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for global regulatory requirements in mechanical fastening applications.