S-90360A112 M8 DIN 6331 Flange Nuts

Key Features & Benefits at a Glance

• Exceptional vibration resistance with integrated 18mm flange eliminating the need for separate washers and preventing loosening under dynamic loads
• Superior corrosion protection from black oxide steel finish providing durable resistance against rust in harsh industrial environments
• High-strength Class 10 rating ensuring reliable performance in heavy-duty applications and high-torque assemblies
• Optimized installation efficiency with external hex drive and high profile design enabling secure tool engagement and faster assembly
• Precision M8 coarse threading with Class 6H fit guaranteeing smooth engagement and consistent clamping force
• Compliance with DIN 6331 standard ensuring dimensional accuracy and interchangeability in European mechanical systems
• Environmental regulation compliance meeting RoHS 3 and REACH standards for safe use across regulated industries

Professional Applications & Engineering Value

Engineered for demanding industrial applications, this Class 10 flange nut delivers exceptional reliability where vibration resistance and structural integrity are critical. The black oxide steel construction provides superior corrosion protection in automotive, machinery, and construction environments, while the integrated 18mm flange distributes clamping force evenly, preventing surface damage and maintaining joint integrity. The M8 coarse thread with 1.25mm pitch ensures quick assembly and disassembly in maintenance operations, and the high profile hex design allows for maximum torque application without tool slippage. Compliant with DIN 6331 specifications, this flange nut offers guaranteed dimensional consistency for engineering projects requiring precise metric fasteners.

Specification Summary & Compliance

This metric flange nut features M8×1.25mm coarse threading with Class 6H thread fit per ISO standards, ensuring precise engagement with mating components. The 13mm width across flats and 12mm height provide optimal wrench clearance, while the 18mm flange diameter and 3.5mm thickness deliver superior load distribution. Manufactured to DIN 6331 specifications with Class 10 strength rating, this fastener meets rigorous industrial requirements. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious manufacturing operations.