S-92148A112 27.5 mm ID x 43 mm OD DIN 127B Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance with split lock design that maintains tension under dynamic loads, preventing fastener loosening in high-stress environments
• Excellent corrosion protection from 18-8 stainless steel construction, ensuring long-term reliability in harsh industrial conditions
• Precise dimensional compatibility with M27 fasteners (27.5mm ID, 43mm OD) for perfect fit and optimal locking performance
• Certified quality assurance through DIN 127B compliance, guaranteeing consistent manufacturing standards and reliable performance
• Environmental compliance ready with RoHS 3 and REACH certification, meeting strict international regulatory requirements
• Durable mechanical properties with 4.8-5.2mm thickness providing robust spring action and repeated use capability
• Universal metric compatibility for seamless integration with international fastener systems and equipment specifications

Professional Applications & Engineering Value

This M27 split lock washer delivers critical engineering solutions for industrial applications where vibration-induced fastener failure poses significant operational risks. Manufactured from 18-8 stainless steel, the washer provides exceptional corrosion resistance in demanding environments including chemical processing, marine applications, and outdoor equipment. The DIN 127B standard ensures precise dimensional accuracy and consistent spring tension, while the split lock design creates continuous opposing forces that counteract rotational loosening. These metric lock washers are particularly valuable in assembly lines, heavy machinery, transportation equipment, and infrastructure projects where reliable vibration-resistant fastening is essential for safety and operational continuity. The combination of material durability and standardized performance makes them ideal for maintenance schedules requiring predictable, long-term fastener integrity.

Specification Summary & Compliance

This split lock washer features precise dimensional specifications with 27.5mm inner diameter, 43mm outer diameter, and 4.8-5.2mm thickness range, engineered specifically for M27 screw applications. Manufacturing complies with DIN 127B standard requirements for split lock washers, ensuring consistent quality and performance. The product meets RoHS 3 (2015/863/EU) compliance for restricted hazardous substances and REACH (EC 1907/2006) compliance with current SVHC requirements as of January 17, 2023. Constructed from 18-8 stainless steel, these washers provide reliable mechanical properties for standard industrial locking applications without specific hardness rating requirements.