S-91111A132 8.5 mm ID x 12.7 mm OD DIN 7980 Split Lock Washers for Socket Head Screws
Split Lock Washers for Socket Head Screws
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
Special Type Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance prevents fastener loosening under dynamic loads, ensuring long-term joint integrity
- 18-8 stainless steel construction provides excellent corrosion resistance for demanding industrial environments
- Precision DIN 7980 compliance guarantees dimensional accuracy and reliable performance in metric applications
- Optimized split design creates consistent spring tension and secure locking action for M8 fasteners
- Maintenance-free operation eliminates the need for retightening, reducing long-term maintenance costs
- Environmental compliance meets RoHS 3 and REACH standards for safe use across regulated industries
- Durable material properties maintain performance in temperature variations and harsh conditions
Professional Applications & Engineering Value
This M8 split lock washer delivers critical engineering value by solving vibration-induced loosening in industrial machinery, automotive assemblies, and electrical enclosures. The 18-8 stainless steel material provides inherent corrosion resistance that withstands moisture, chemicals, and outdoor exposure, while the precision split lock design creates continuous spring force that compensates for thermal expansion and mechanical stress. Engineered to DIN 7980 standards, this metric lock washer ensures perfect compatibility with M8 fasteners in European equipment and global manufacturing applications where vibration resistance and material durability are paramount for operational safety and reduced maintenance intervals.
Specification Summary & Compliance
This washer features precise dimensions of 8.5mm ID x 12.7mm OD with 1.9-2.1mm thickness, manufactured to DIN 7980 specifications for metric split lock washers. The product maintains dimensional accuracy for reliable performance with M8 fasteners and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors without hazardous substance restrictions.
