S-91271A798 5/8"-11 x 1 1/4" IFI 115 12-Point Screws
12-Point Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior load-bearing capacity with 170,000 psi tensile strength for reliable performance in high-stress applications.
- Enhanced torque transmission via the external 12-point drive, allowing for secure installation with standard tools.
- Precise thread engagement with Class 3A fit and UNC coarse threads, ensuring vibration resistance and reduced loosening.
- Increased durability and wear resistance from Rockwell C37 hardness, extending service life in harsh environments.
- Integrated flange design distributes clamping force evenly, minimizing surface damage and improving joint stability.
- Compliance with industry standards including IFI 115, RoHS 3, and REACH, guaranteeing safety and regulatory adherence.
- Alloy steel construction provides excellent strength-to-weight ratio and corrosion resistance for long-term reliability.
Professional Applications & Engineering Value
This 12-point alloy steel screw is engineered to address critical challenges in heavy machinery, construction, and automotive assemblies where high tensile strength and vibration resistance are paramount. The 5/8"-11 UNC coarse thread with Class 3A precision ensures quick assembly and secure fastening, reducing the risk of thread stripping under dynamic loads. The external 12-point drive facilitates efficient torque application, ideal for confined spaces. Made from alloy steel and featuring a flanged design, it minimizes stress concentration and prevents loosening in demanding industrial applications, offering reliable performance where failure is not an option.
Specification Summary & Compliance
This screw adheres to Class 3A thread fit and UNC coarse thread standards with precise dimensions: 5/8"-11 thread size, 1 1/4" length, and 15/16" flange diameter. It meets IFI 115 specifications for manufacturing consistency and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial use.
