S-91094A117 9/16"-18 Flange Nuts

Key Features & Benefits at a Glance

• Exceptional load distribution with 1 3/16" flange diameter, reducing surface pressure and preventing material damage
• Superior vibration resistance thanks to the integrated flange design that eliminates the need for separate washers
• Maximum strength reliability with Grade 8 steel construction, suitable for high-stress industrial applications
• Precise thread engagement through 9/16"-18 UNF fine threads with Class 2B fit for secure fastening
• Easy installation and removal with standard external hex drive and 7/8" width for standard tool compatibility
• Enhanced durability with right-hand thread direction and robust 1/2" height profile
• Environmental compliance assurance meeting both REACH and RoHS 3 standards for safe industrial use

Professional Applications & Engineering Value

This Grade 8 steel flange nut delivers exceptional engineering value in demanding industrial environments where vibration resistance and load distribution are critical. The integrated flange design provides superior bearing surface, eliminating washer requirements while preventing loosening under dynamic loads. The 9/16"-18 UNF fine threads with Class 2B fit ensure precise engagement in machinery, automotive, and structural applications where thread integrity is paramount. Manufactured from high-strength steel and featuring external hex drive compatibility, this fastener maintains reliable performance in heavy equipment, construction machinery, and transportation systems where failure is not an option. The combination of flange diameter and standard hex profile makes installation efficient while providing secure, long-lasting connections.

Specification Summary & Compliance

This flange nut features 9/16"-18 UNF fine threads with Class 2B thread fit per UNF standards, ensuring precise dimensional accuracy and reliable performance. The external hex drive with 7/8" width and standard hex nut profile provides compatibility with common industrial tools. Manufacturing complies with Grade 8 strength classification requirements for superior mechanical properties. The product is fully REACH (EC 1907/2006) compliant and meets RoHS 3 (2015/863/EU) standards for environmental safety and regulatory compliance in industrial applications.