S-94560A080 M8 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through flex-top locking design that maintains secure fastening in high-motion environments
• Excellent corrosion resistance provided by 18-8 stainless steel construction for extended service life in harsh conditions
• Reliable thread engagement with Class 6H thread fit ensuring precise mating with mating components
• Easy installation and removal with external hex drive design allowing standard wrench access and efficient torque application
• Durable performance in industrial settings with coarse thread pitch (1.25mm) providing robust connection strength
• Environmental compliance assurance meeting RoHS 3 and REACH standards for safe use across regulated industries
• Standard metric sizing (M8) ensuring compatibility with existing metric fastener systems and replacement applications

Professional Applications & Engineering Value

This M8 locknut with flex-top locking mechanism delivers critical vibration resistance in demanding industrial applications where constant motion and dynamic loads threaten fastener integrity. The 18-8 stainless steel construction provides exceptional corrosion resistance, making it ideal for chemical processing, marine environments, and outdoor equipment where moisture and corrosive elements are present. The Class 6H thread fit ensures precise engagement with mating bolts, eliminating play and maintaining clamping force in metric coarse thread applications. With its external hex drive design, technicians can apply optimal torque using standard tools, reducing installation time while preventing rounding or damage to the fastener. This combination of features makes the locknut particularly valuable in machinery, automotive assemblies, and structural frameworks where reliable, long-term fastening solutions are essential.

Specification Summary & Compliance

This metric locknut features M8x1.25mm coarse threading with Class 6H thread fit tolerance, ensuring dimensional accuracy and reliable performance. The external hex drive measures 13mm across flats with a total height of 10.4mm for standardized tool compatibility. Manufactured from 18-8 stainless steel with flex-top locking design, the nut complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, making it suitable for regulated industrial applications requiring chemical safety and material traceability.