S-97595A365 1/2"-13 x 1" ASME B18.3 Brass Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with brass construction, ideal for harsh environments and electrical applications
• Exceptional thread reliability with Class 3A fit, ensuring precise, vibration-resistant connections
• High mechanical strength with 50,000 psi tensile strength and Rockwell B55 hardness for demanding loads
• Efficient installation and removal with 5/16" hex drive, providing secure tool engagement
• Optimal flush mounting with 82° countersink angle and standard flat head profile for seamless surfaces
• Wide compatibility with UNC coarse 1/2"-13 threads, suitable for various industrial assemblies
• Guaranteed material safety with full compliance to RoHS 3 and REACH environmental regulations

Professional Applications & Engineering Value

Engineered for precision, these brass flat head screws with UNC coarse threads and Class 3A thread fit deliver reliable performance in electrical enclosures, marine hardware, and plumbing systems where corrosion resistance is critical. The fully threaded design and hex drive ensure quick, secure fastening in tight spaces, while the 82° countersink angle allows for a clean, flush finish that prevents snagging. Manufactured to ASME B18.3 standards, they provide consistent quality for OEM and MRO applications, reducing assembly time and maintenance costs.

Specification Summary & Compliance

This screw features a 1/2"-13 UNC coarse thread with Class 3A thread fit for high precision, and is fully threaded with a right-hand direction. Dimensions include a 1" length, 0.887" head diameter, and 0.251" head height. It meets ASME B18.3 specifications and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety standards are upheld.