S-90499A820 7/16"-20 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional Load-Bearing Capacity - Grade 8 steel construction provides superior tensile strength for heavy-duty applications
• Precision Thread Engagement - Class 2B thread fit ensures reliable, vibration-resistant connections in critical assemblies
• Enhanced Fastening Security - UNF fine thread design offers improved torque control and reduced loosening under stress
• Durable Industrial Performance - Steel material withstands extreme conditions and repeated use without degradation
• Standardized Compatibility - External hex drive design allows for universal tool access and efficient installation
• Regulatory Compliance Assurance - Meets RoHS 3 and REACH standards for safe industrial use
• Optimized Size Profile - 11/16" width and 3/8" height balance strength requirements with space constraints

Professional Applications & Engineering Value

This Grade 8 steel hex nut delivers critical performance in demanding industrial environments where failure is not an option. The 7/16"-20 UNF fine thread configuration provides superior resistance to vibration-induced loosening, making it ideal for machinery, automotive, and construction applications subject to dynamic loads. The Class 2B thread fit ensures consistent engagement with mating components while accommodating minor variations in assembly conditions. Manufactured from high-strength steel, this external hex drive nut maintains integrity under extreme tension and environmental stress, offering engineers a reliable solution for critical joint applications. The right-hand thread design facilitates standard installation procedures while the standardized profile ensures compatibility with existing tooling systems.

Specification Summary & Compliance

This hex nut features precision 7/16"-20 UNF fine threads with Class 2B fit per Unified Thread Standard specifications. The inch system measurement ensures compatibility with North American industrial standards. Manufacturing complies with Grade 8 strength requirements for high-tensile applications. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant (including 224 SVHC substances as of 06/10/2022), meeting current environmental and safety regulations for industrial fasteners.