S-90997A953 1/2"-13 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 A286 stainless steel material, ideal for harsh environments and extending service life.
- Enhanced load distribution from the 53/64" flange diameter, reducing surface pressure and preventing material damage.
- Precise thread engagement with Class 3B fit, ensuring reliable, vibration-resistant connections in critical assemblies.
- High-torque capability via the external 12-point drive, allowing for secure tightening in confined spaces.
- Durable coarse UNC threading that resists cross-threading and facilitates quicker installation.
- Robust standard hex profile providing compatibility with common tools and stable fastening performance.
- Right-hand thread design for standard application use, ensuring straightforward assembly and maintenance.
Professional Applications & Engineering Value
This A286 Stainless Steel Flange Nut is engineered to address common industrial challenges such as vibration loosening and corrosion-induced failure. The Class 3B thread fit and coarse UNC thread provide exceptional holding power in high-stress environments, from heavy machinery to aerospace components. The integrated flange eliminates the need for separate washers, streamlining assembly while distributing clamp load evenly to protect soft materials. Its 12-point external drive allows for high torque application with standard sockets, making it a reliable choice for industrial fasteners in automotive, construction, and marine sectors where durability and precision are non-negotiable.
Specification Summary & Compliance
This flange nut adheres to UNC thread standards with a Class 3B thread fit for tight tolerances and consistent performance. Dimensions include a flange diameter of 53/64", thickness of 0.13", and thread size of 1/2"-13. Manufactured from A286 stainless steel, it meets industry requirements for strength and is compliant with relevant specifications such as ASME for mechanical fasteners, ensuring reliability in professional applications.
