S-93595A215 1/4"-28 x 3/4" ASTM B456 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with Chrome Plated 18-8 Stainless Steel construction, ideal for harsh industrial environments
• Precise assembly and reliable torque transmission enabled by Class 3A thread fit and UNF fine thread design
• High tensile strength of 70,000 psi ensures dependable performance under heavy loads and vibration
• Durable Rockwell B70 hardness provides excellent wear resistance and long service life
• Secure hex drive engagement with 3/16" drive size, preventing stripping during installation
• Fully threaded design for maximum grip and uniform stress distribution along the entire length
• Compliance with ASTM B456, RoHS 3, and REACH ensures safety and regulatory adherence for global applications

Professional Applications & Engineering Value

This 1/4"-28 UNF socket head cap screw is engineered to address critical challenges in precision machinery, automotive assemblies, and heavy-duty equipment. The Chrome Plated 18-8 Stainless Steel material offers exceptional corrosion resistance, reducing maintenance needs in humid or chemically aggressive settings. With a Class 3A thread fit and UNF fine thread profile, it delivers superior clamping force and vibration resistance, minimizing loosening in dynamic applications. The fully threaded rod and hex drive design facilitate easy installation in confined spaces, while the high tensile strength and Rockwell B70 hardness ensure reliability under repetitive stress, making it a trusted choice for engineers seeking durability and precision.

Specification Summary & Compliance

This screw adheres to Class 3A thread fit for precise dimensional accuracy and features a UNF fine thread (1/4"-28) in a right-hand direction. Manufactured in accordance with ASTM B456 specifications, it is fully RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring environmental safety and regulatory conformity for industrial use.