S-90045A467 1/2"-13 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through top lock distorted thread design, preventing loosening in high-motion environments
• Excellent corrosion resistance with 18-8 stainless steel construction for long-term durability in harsh conditions
• Reliable coarse thread engagement using 1/2"-13 UNC threads for quick installation and secure holding power
• Precision Class 2B thread fit ensures consistent performance and compatibility with standard mating components
• External hex drive design provides superior torque transmission and familiar installation with common tools
• Full regulatory compliance with RoHS 3 and REACH standards for safe use across industrial applications
• Heavy-duty construction with 3/4" width and 7/16" height for robust performance in demanding fastening scenarios

Professional Applications & Engineering Value

This 18-8 stainless steel locknut delivers critical vibration resistance where conventional fasteners fail. The top lock distorted thread technology creates permanent friction along the mating surface, eliminating the need for secondary locking devices in heavy machinery, transportation equipment, and structural assemblies. Manufactured with UNC coarse threads and Class 2B thread fit, it maintains precise tolerances while accommodating minor misalignments in industrial settings. The external hex drive enables high-torque installation without specialized tools, reducing assembly time and maintenance costs. Ideal for vibration-prone applications where reliability is paramount, this locknut provides engineered security through its material strength and advanced locking mechanism.

Specification Summary & Compliance

This 1/2"-13 UNC locknut features Class 2B thread fit per standard inch system requirements, ensuring precise dimensional accuracy and interchangeability. The distorted thread locking mechanism provides consistent performance across temperature variations and dynamic loads. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming absence of restricted substances for industrial safety. The right-hand thread direction and coarse thread spacing maintain compatibility with standard industrial components while delivering reliable locking performance in demanding applications.