S-90619A475 1 1/2"-6 Locknuts
Locknuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance through steel insert locking technology that maintains clamp force in high-stress applications
- Heavy-duty performance with Grade 5 strength classification for reliable operation under significant mechanical loads
- Precision coarse threading (1 1/2"-6 UNC) enables faster installation and reduced cross-threading risk
- Secure Class 2B thread fit ensures consistent engagement and optimal torque transmission
- External hex drive design provides standard tool compatibility and high torque capability
- Environmental compliance with RoHS 3 standards for safe use across regulated industries
- Durable steel construction delivers excellent corrosion resistance and long service life
Professional Applications & Engineering Value
This Grade 5 steel locknut with steel insert locking technology addresses critical industrial challenges where vibration-induced loosening compromises equipment safety and operational continuity. The UNC coarse thread profile combined with Class 2B thread fit ensures rapid assembly in heavy machinery, construction equipment, and transportation systems while maintaining precise tolerances. The external hex drive accommodates standard industrial tools, streamlining maintenance procedures in confined spaces. Engineered for heavy-duty applications, this vibration-resistant solution prevents costly downtime in manufacturing, infrastructure, and automotive sectors where reliable fastening is paramount to operational excellence and worker safety.
Specification Summary & Compliance
This locknut features precision 1 1/2"-6 UNC coarse threads with Class 2B thread fit per ASME B1.1 standards, ensuring consistent engagement and optimal torque performance. The standard hex profile (2 1/4" width) and external hex drive comply with industrial fastener specifications. Manufacturing adheres to Grade 5 strength classification requirements and is RoHS 3 (2015/863/EU) compliant, meeting environmental safety standards for industrial applications worldwide.
