S-91500A249 10-24 x 1 1/4" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction and passivated finish, ideal for harsh environments and extended service life
• High tensile strength of 70,000 psi and Rockwell B80 hardness for reliable performance in demanding mechanical applications
• Full threading and Class 2A thread fit ensures consistent engagement and ease of installation in coarse UNC threads
• Flat head design with standard 82° countersink provides a flush, secure fit that minimizes protrusion in assembled components
• Phillips No. 2 drive offers efficient torque transfer and compatibility with standard industrial drivers
• Compliance with ASME B18.6.3 guarantees dimensional accuracy and interchangeability for precision assemblies
• Environmental responsibility through RoHS 3 and REACH compliance, meeting strict regulatory standards for industrial use

Professional Applications & Engineering Value

These 10-24 UNC flat head screws in 316 stainless steel are engineered to address critical challenges in industrial settings where corrosion resistance and structural integrity are paramount. The passivated finish enhances durability against chemicals and moisture, making them ideal for marine, chemical processing, and outdoor equipment. The fully threaded design with coarse thread spacing ensures maximum grip and vibration resistance in metals and plastics, while the flat head profile allows for seamless integration in countersunk holes, reducing aerodynamic drag and improving safety. Commonly used in machinery, automotive, and construction assemblies, these screws provide reliable fastening solutions that withstand high stress and environmental exposure, backed by ASME B18.6.3 standards for consistent quality.

Specification Summary & Compliance

This product adheres to precise dimensional tolerances, including a Class 2A thread fit for smooth assembly and UNC coarse threads (10-24 size) with a length of 1-1/4 inches. Manufacturing conforms to ASME B18.6.3 specifications, ensuring reliability in industrial applications. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards confirms environmental safety, free from hazardous substances, supporting sustainable procurement practices.