S-94560A117 M20 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through the innovative flex-top design that maintains consistent locking force under dynamic loads
• Exceptional corrosion resistance provided by 18-8 stainless steel construction, ideal for harsh industrial environments
• Precise thread engagement with Class 6H tolerance ensuring reliable performance and reduced risk of cross-threading
• Easy installation and removal using standard metric tools thanks to the external hex drive design
• Heavy-duty performance with M20 coarse threads providing strong holding power in demanding applications
• Regulatory compliance meeting RoHS 3 and REACH standards for safe industrial use
• Durable construction with 30mm width and 26mm height dimensions for optimal strength and stability

Professional Applications & Engineering Value

This M20x2.5 mm flex-top locknut delivers critical vibration resistance in industrial settings where constant motion and mechanical stress threaten fastener integrity. The 18-8 stainless steel construction provides excellent corrosion resistance, making it suitable for outdoor equipment, marine applications, and chemical processing environments. The Class 6H metric thread precision ensures consistent engagement with mating components, reducing assembly time and preventing thread damage. The flex-top locking mechanism creates continuous tension that counters loosening from vibration, eliminating the need for additional locking devices. This heavy-duty locknut is engineered for machinery, automotive assemblies, and structural applications where reliability is paramount, offering maintenance-free performance throughout its service life.

Specification Summary & Compliance

This metric hex locknut features M20 coarse threads with 2.5 mm pitch and Class 6H thread fit according to metric standards. The external hex drive design accommodates standard metric wrenches for straightforward installation. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industrial compliance. The nut maintains dimensional accuracy with 30mm width across flats and 26mm height profile, providing consistent performance in metric coarse thread applications across various industrial sectors.