S-90759A700 9/16"-18 Flange Nuts
Flange Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Flange Parameters
Material & Strength Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with black-oxide steel construction, extending service life in harsh environments
- Enhanced torque transmission through 12-point external drive design, reducing tool slippage during installation
- Precision thread engagement with Class 3B UNF fine threads ensuring reliable, vibration-resistant connections
- Integrated flange design (31/32" diameter) distributes load evenly, eliminating need for separate washers
- Optimized mechanical strength from standard hex nut profile and 5/8" height for demanding industrial applications
- Simplified assembly with right-hand thread direction conforming to industry-standard fastening practices
Professional Applications & Engineering Value
This black-oxide steel flange nut delivers critical performance advantages in industrial fastening applications where vibration resistance and corrosion protection are paramount. The UNF fine thread (9/16"-18) with Class 3B fit maintains clamping force under dynamic loads, while the integrated 31/32" flange provides superior bearing surface distribution. The 12-point external drive enables high-torque installation in confined spaces, making it ideal for heavy machinery, automotive assemblies, and structural frameworks requiring reliable, maintenance-free connections.
Specification Summary & Compliance
Manufactured to UNF thread standards with Class 3B thread fit for precision engagement. Dimensions include 31/32" flange diameter, 11/16" width, and 5/8" height. Complies with ASME/ANSI specifications for inch-series fasteners and meets RoHS/REACH environmental standards.
