S-94288A122 1/4"-20 x 1 1/2" Extreme-Strength Stainless Steel Flanged Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 450 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
• Superior mechanical strength offering 170,000 psi tensile strength and Rockwell C38 hardness for reliable performance under high-stress conditions.
• Enhanced stability and load distribution from the integrated flange, reducing the need for separate washers and preventing surface damage.
• Faster assembly and secure fastening with UNC coarse threading and Class 2A fit, ensuring quick engagement and vibration resistance.
• Versatile partial threading allows for precise clamping force control, making it suitable for a wide range of material thicknesses.
• Easy installation and removal with a standard external hex drive and 5/16" head width, compatible with common wrenches for efficient maintenance.
• Durable and long-lasting performance in demanding settings like construction and heavy machinery, thanks to robust material and design.

Professional Applications & Engineering Value

This 1/4"-20 UNC hex head screw in 450 stainless steel is engineered to address common challenges in industrial and construction applications, such as corrosion, high loads, and assembly efficiency. The flanged design eliminates the need for additional washers, providing better load distribution and reducing installation time, while the partially threaded shaft allows for optimal grip on varying material depths. With a coarse thread and Class 2A fit, it ensures quick, secure fastening that resists loosening under vibration, making it ideal for machinery, structural frames, and outdoor equipment. The high tensile strength and hardness ensure durability in demanding environments, offering long-term reliability and reduced maintenance costs for B2B buyers.

Specification Summary & Compliance

This screw adheres to standard specifications, including a 1/4"-20 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy. It meets common industrial standards for inch system fasteners and is manufactured from 450 stainless steel, ensuring compliance with general industry requirements for corrosion resistance and mechanical performance. While specific certifications like RoHS or REACH are not detailed, the material selection supports use in regulated environments, providing reliable performance in construction and industrial settings.