S-99183A150 M12 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance with top lock distorted thread design that maintains clamp force under extreme conditions
• Exceptional durability provided by zinc-plated steel construction offering reliable corrosion protection
• High-strength performance with Class 10 rating ensuring secure fastening in heavy-duty applications
• Precise thread engagement through Class 6H thread fit for consistent installation and removal
• Easy installation and removal with standard external hex drive compatible with common tools
• Reliable reusability with distorted thread technology that maintains locking capability through multiple cycles
• Environmental compliance with RoHS 3 standards for safe industrial use

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these M12 locknuts with top lock distorted thread technology provide critical vibration resistance in machinery, automotive, and construction applications. The zinc-plated steel construction ensures long-term corrosion protection while maintaining the Class 10 strength rating required for high-stress assemblies. The metric coarse thread (M12x1.75mm) combined with Class 6H thread fit delivers precise engagement that prevents loosening under dynamic loads, making these external hex locknuts ideal for equipment subject to constant vibration and thermal cycling. This combination of material strength and advanced locking mechanism solves common fastener failure points in heavy machinery and structural applications.

Specification Summary & Compliance

This metric locknut features M12x1.75mm coarse thread spacing with Class 6H thread fit tolerance for precision engagement. Manufactured to Class 10 strength rating standards with external hex drive (19mm width) and 12mm height profile. The product is RoHS 3 (2015/863/EU) compliant and meets international metric thread standards for industrial applications requiring reliable vibration-resistant fastening solutions.