S-91271A632 3/8"-16 x 2" IFI 115 12-Point Screws

Key Features & Benefits at a Glance

• Exceptional strength and durability with alloy steel construction and 170,000 psi tensile strength, ideal for high-stress industrial environments.
• Superior thread precision and reliability provided by the Class 3A UNC coarse thread fit, ensuring secure fastening and vibration resistance.
• Efficient installation and high torque application enabled by the external 12-point drive and 3/8" drive size, allowing for quick assembly with standard tools.
• Enhanced load distribution and stability from the integrated flange, reducing the need for separate washers and preventing surface damage.
• Optimized for demanding applications with a Rockwell C37 hardness and partial threading, offering a balance of toughness and controlled clamping force.
• Broad industrial compliance and safety by meeting IFI 115 specifications, RoHS 3, and REACH standards, ensuring environmental and regulatory adherence.
• Versatile right-hand coarse threading (3/8"-16 UNC) for easy installation and reliable performance in various materials and conditions.

Professional Applications & Engineering Value

This 12-point screw is engineered to address critical challenges in heavy machinery, automotive, and construction sectors where high tensile strength and vibration resistance are paramount. The alloy steel material, combined with a Rockwell C37 hardness, ensures long-term durability under repetitive stress and harsh environments. The external 12-point drive and 3/8" drive size facilitate efficient torque transmission, reducing installation time and tool wear. With UNC coarse threading and a Class 3A thread fit, it provides a precise, secure connection that minimizes loosening in dynamic applications. The flanged design enhances load distribution, protecting assembled surfaces and simplifying inventory by eliminating separate washers. Ideal for industrial fastening in engines, structural frames, and equipment requiring reliable, high-strength partially threaded screws.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including a Class 3A thread fit for high accuracy and UNC coarse threading (3/8"-16) with a minimum thread length of 1 1/4". It complies with IFI 115 specifications for consistent performance and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material restrictions are addressed.