S-91500A336 12-24 x 1" 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 ensures reliable performance under heavy loads and mechanical stress in demanding applications.
• Class 2A thread fit with UNC coarse threading provides easy assembly, secure fastening, and reduced risk of cross-threading.
• Fully threaded design offers maximum grip and holding power along the entire 1" length for consistent clamping force.
• Standard 82° countersink angle and flat head profile allows for flush mounting, minimizing protrusion and improving aesthetics.
• Phillips drive (No. 3 size) enables efficient installation with common tools, reducing assembly time and labor costs.
• Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees adherence to industry standards and environmental regulations for safe, reliable use.

Professional Applications & Engineering Value

These 12-24 UNC flat head screws are engineered to address critical challenges in industrial and marine settings where corrosion resistance and structural integrity are paramount. The 316 stainless steel material, combined with a passivated finish, provides exceptional protection against chemicals, moisture, and saltwater exposure, making them ideal for offshore equipment, chemical processing plants, and food machinery. The coarse UNC threads and Class 2A fit ensure quick, secure fastening in metals and plastics, reducing installation errors and maintenance needs. With a fully threaded design and 70,000 PSI tensile strength, they deliver uniform load distribution and high clamping force, preventing loosening in high-vibration environments like automotive assemblies and heavy machinery. Compliant with ASME B18.6.3, these screws offer reliability for OEMs and MRO applications requiring precision and durability.

Specification Summary & Compliance

This flat head screw features precise Class 2A thread fit with 12-24 UNC coarse threads and a length of 1". It meets ASME B18.6.3 specifications for dimensional accuracy and performance. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring it adheres to environmental and safety standards for hazardous substance restrictions.