S-99183A830 M16 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through distorted top thread design that prevents loosening under dynamic loads and harsh conditions
• Enhanced corrosion protection with zinc yellow-chromate plating that withstands industrial environments and extends service life
• High-strength performance with Class 10 steel construction ensuring reliable fastening in demanding applications
• Precise thread engagement with Class 6H thread fit providing consistent clamping force and reduced assembly issues
• Easy installation and removal using standard tools thanks to the external hex drive design
• Optimal space utilization with compact 16mm height profile suitable for confined assembly areas
• Reliable locking action through fine metric thread (1.5mm pitch) that maintains secure fastening under vibration

Professional Applications & Engineering Value

This M16 locknut with distorted thread technology addresses critical challenges in industrial applications where vibration-induced loosening compromises safety and performance. The zinc yellow-chromate-plated steel construction provides exceptional corrosion resistance for outdoor equipment, automotive assemblies, and machinery exposed to moisture or chemicals. The fine thread pitch (1.5mm) offers superior resistance to vibrational loosening compared to coarse threads, while the Class 10 strength rating ensures integrity under high tensile loads. Engineers specify these metric locking nuts for heavy machinery, structural frameworks, and transportation equipment where vibration resistance and long-term reliability are paramount. The external hex drive facilitates quick installation with common tools, reducing assembly time in production environments.

Specification Summary & Compliance

This locknut features M16x1.5mm fine metric threads with Class 6H thread fit tolerance for precision engagement. The distorted top lock thread design follows standard locking nut principles for reliable performance. Manufactured from Class 10 steel with dimensions of 24mm width and 16mm height, this component meets industrial fastener specifications. The zinc yellow-chromate plating provides corrosion protection while complying with RoHS and REACH environmental standards for industrial use.