S-91271A802 5/8"-11 x 2" IFI 115 12-Point Screws
12-Point Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional holding power with 170,000 psi tensile strength and Rockwell C37 hardness for reliable performance in demanding applications.
- Precise thread engagement through Class 3A fit and UNC coarse threading, ensuring secure fastening and vibration resistance.
- High-torque capability with a 5/8" external 12-point drive, allowing for efficient installation using standard tools.
- Enhanced load distribution thanks to the integrated flange, reducing surface pressure and preventing loosening.
- Full-length threading for maximum grip along the entire 2" length, ideal for thick materials and structural assemblies.
- Durable alloy steel construction providing excellent corrosion resistance and long-term reliability in harsh industrial environments.
- Regulatory compliance with IFI 115, RoHS 3, and REACH, ensuring safety and environmental standards are met.
Professional Applications & Engineering Value
This 5/8"-11 UNC alloy steel 12-point screw is engineered to address critical challenges in heavy machinery, construction, and automotive sectors where high tensile strength and vibration resistance are paramount. The Class 3A thread fit and coarse UNC threading deliver superior clamping force, minimizing the risk of joint failure under dynamic loads. Its external 12-point drive and flanged design facilitate quick, high-torque installation while distributing stress evenly, making it ideal for industrial applications requiring precision and durability. Crafted from alloy steel with a Rockwell C37 hardness, it withstands extreme conditions without compromising performance, ensuring long-term operational safety and efficiency.
Specification Summary & Compliance
This screw adheres to precise dimensional standards, including UNC coarse threading with a Class 3A fit for tight tolerances and optimal thread engagement. It meets IFI 115 specifications for quality and performance, and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for industrial use.
