S-90507A255 3/8"-24 Cap Nuts

Key Features & Benefits at a Glance

• Secure locking performance through distorted thread design prevents loosening under vibration and dynamic loads
• Superior corrosion resistance with 18-8 stainless steel construction ensures long-term reliability in harsh environments
• Precise thread engagement with Class 2B fit provides consistent clamping force and reduces cross-threading risks
• Enhanced installation efficiency with external hex drive allows for standard tool compatibility and high torque application
• Complete end protection with cap nut design seals thread ends against contaminants and moisture ingress
• Regulatory compliance assurance with RoHS 3 and REACH certifications meets international environmental standards
• Fine thread optimization with UNF 3/8"-24 specification delivers superior vibration resistance in precision assemblies

Professional Applications & Engineering Value

This 18-8 stainless steel cap nut combines distorted thread locking technology with corrosion-resistant properties to solve critical fastening challenges in demanding industrial environments. The UNF fine thread configuration maintains secure connections in high-vibration applications such as machinery, automotive assemblies, and precision equipment. The external hex drive facilitates efficient installation using standard tools while providing sufficient torque capability. The cap nut design not only protects thread ends from damage but also prevents contamination in sensitive applications. Engineered for maximum security, this fastener addresses common issues of vibration-induced loosening while offering the durability required for long-term industrial use.

Specification Summary & Compliance

This 3/8"-24 UNF cap nut features Class 2B thread fit per UNF standards, ensuring precise dimensional accuracy and reliable performance. The fastener maintains 9/16" width and 5/8" height dimensions with 3/8" thread depth for consistent application across industrial assemblies. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming adherence to international compliance standards for industrial components.