S-96242A708 5/16"-24 x 2 1/4" 12-Point Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 450 stainless steel construction for long-lasting performance in harsh environments
• Superior torque transmission through the external 12-point drive design, preventing tool slippage during high-stress installations
• Precise thread engagement with Class 3A fit and UNF fine threading for vibration-resistant, secure fastening in critical assemblies
• Enhanced load distribution from the integrated flange, reducing surface pressure and preventing material damage
• High-strength performance with 170,000 psi tensile strength and Rockwell C37 hardness for demanding industrial applications
• Optimized thread design with partial threading allowing for precise clamp load control in specific assembly requirements
• Reliable dimensional consistency with inch system measurements ensuring perfect compatibility with standard industrial components

Professional Applications & Engineering Value

This 450 stainless steel 12-point screw delivers exceptional engineering value in demanding applications where corrosion resistance and mechanical strength are paramount. The UNF fine thread configuration with Class 3A precision ensures superior vibration resistance in machinery, automotive, and aerospace assemblies where loosening under dynamic loads poses significant operational risks. The external 12-point drive system provides maximum torque transmission for high-tension applications, while the flanged design eliminates the need for separate washers, streamlining installation in confined spaces. With 170,000 psi tensile strength and Rockwell C37 hardness, this fastener maintains structural integrity in heavy-duty equipment, chemical processing systems, and marine environments where standard fasteners would fail prematurely.

Specification Summary & Compliance

This precision-engineered fastener features 5/16"-24 UNF fine threads with Class 3A thread fit for superior dimensional accuracy and consistent performance. Manufactured to inch system standards with partial threading and right-hand thread direction, the screw delivers reliable compatibility with industrial equipment specifications. The 450 stainless steel composition provides inherent corrosion resistance, while the 3/8" external 12-point drive ensures optimal torque application. Compliant with industry standards for high-strength fasteners, this product meets rigorous quality requirements for industrial and mechanical applications where precision and durability are critical.