S-93279A120 8.5 mm ID x 14.8 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 high-stress environments
• Enhanced durability and spring action from Rockwell C44 hardness blue-dyed steel, maintaining locking force under repeated loads
• Precise fit for M8 screws with 8.5mm inner diameter and 14.8mm outer diameter, ensuring easy installation and reliable performance
• Compliance with DIN 127B standards guarantees consistent quality, dimensional accuracy, and interchangeability
• RoHS 3 (2015/863/EU) compliance ensures environmental safety and meets global regulatory requirements for industrial use
• Clear part identification through blue dye, simplifying inventory management and assembly processes
• Metric system compatibility for seamless integration with international machinery and equipment designs

Professional Applications & Engineering Value

This M8 split lock washer is engineered to address critical vibration-induced loosening in demanding industrial settings. Made from blue-dyed steel with a Rockwell C44 hardness, it provides exceptional spring tension and fatigue resistance, ideal for automotive assemblies, machinery, and electrical enclosures where constant motion or impact occurs. The split lock washer type creates a firm bite into mating surfaces, distributing load evenly and maintaining clamp force. Its metric dimensions (8.5mm ID, 14.8mm OD) and adherence to DIN 127B specifications ensure precise fit and reliable performance in industrial locking applications, reducing maintenance downtime and enhancing operational safety.

Specification Summary & Compliance

This washer features an inner diameter of 8.5 mm, outer diameter of 14.8 mm, and thickness of 1.9-2.1 mm, designed for M8 screw sizes. It conforms to DIN 127B standards for dimensional accuracy and performance, with a Rockwell C44 hardness ensuring consistent mechanical properties. The product is RoHS 3 (2015/863/EU) compliant, meeting environmental regulations for hazardous substance restrictions, and is manufactured as a standard split lock washer type in the metric system for broad industrial compatibility.