S-90576A116 M8 ISO 10511, DIN 985 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through the durable nylon insert that maintains locking force under dynamic loads
• High-temperature performance with nylon insert rated for continuous operation up to 220°F (105°C)
• Enhanced corrosion protection with zinc-plated steel construction for extended service life in harsh environments
• Precise metric fine threading (M8x1mm) with Class 6H thread fit ensures secure, accurate fastening in precision applications
• Heavy-duty strength classification (Class 8) provides reliable performance in high-stress industrial applications
• Standard external hex design (13mm width) enables easy installation with common wrench tools
• International standard compliance with ISO 10511 and DIN 985 ensures consistent quality and global interoperability

Professional Applications & Engineering Value

These M8 nylon insert lock nuts deliver critical vibration resistance in demanding industrial environments where loosening under dynamic loads poses significant safety and maintenance concerns. The zinc-plated steel construction provides essential corrosion protection for machinery, automotive assemblies, and outdoor equipment, while the metric fine thread (M8x1mm) offers superior clamping force distribution in precision applications. The nylon insert locking mechanism maintains consistent torque retention even after multiple installations, solving common reusability challenges in maintenance cycles. With a 220°F temperature rating, these Class 8 locknuts perform reliably in elevated temperature applications including motor mounts, pump systems, and industrial machinery where thermal cycling would compromise conventional fasteners.

Specification Summary & Compliance

This M8 x 1mm lock nut features precise Class 6H thread fit according to ISO metric standards, ensuring consistent engagement and load distribution. Manufactured to ISO 10511 and DIN 985 specifications for dimensional accuracy and performance reliability. The product is RoHS 3 (2015/863/EU) compliant, meeting international environmental regulations for hazardous substance restrictions. The 13mm hex width and 8mm height provide standardized dimensions compatible with metric wrench sets and automated assembly systems.