S-90346A118 6-32 x 3/4" ASME B18.3 High-Strength 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh chemical, marine, and outdoor environments.
• High tensile strength of 110,000 PSI ensures reliable performance under heavy loads and vibration, reducing the risk of fastener failure.
• Precise Class 3A thread fit provides tighter tolerances for secure, reliable mating with nuts and tapped holes, minimizing assembly issues.
• Cold worked fabrication enhances grain structure for improved strength, durability, and consistent performance in demanding applications.
• Hex socket drive (7/64") allows for high-torque installation and removal in confined spaces, improving assembly efficiency.
• 6-32 UNC coarse threads enable faster installation and better resistance to loosening in a wide range of materials.
• Full compliance with ASME B18.3, RoHS 3, and REACH guarantees consistent quality, safety, and environmental responsibility for industrial use.

Professional Applications & Engineering Value

This 316 stainless steel socket head cap screw is engineered to solve critical challenges in industrial and engineering applications. Its high corrosion resistance makes it perfect for chemical processing equipment, marine hardware, and food-grade machinery, where exposure to moisture and aggressive substances is common. The Class 3A thread fit and cold worked manufacturing ensure dimensional accuracy and reliable clamping force, preventing thread stripping and joint failure in high-vibration environments like automotive assemblies, heavy machinery, and precision instruments. With a 6-32 UNC coarse thread and hex drive, it offers quick, secure installation, reducing assembly time and maintenance costs. This fastener delivers long-term durability and performance, meeting the stringent demands of OEMs and MRO professionals.

Specification Summary & Compliance

This socket head cap screw features a 6-32 UNC coarse thread with Class 3A thread fit for precise engagement. Dimensions include a 3/4" length, 0.226" head diameter, and 7/64" hex drive. It is manufactured from 316 stainless steel with a Rockwell C25 hardness and 110,000 PSI tensile strength. Fabrication via cold working ensures consistent mechanical properties. The product complies with ASME B18.3 specifications for dimensional standards, and is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring it meets environmental and safety regulations for industrial use.