S-93615A433 1/4"-28 x 3/4" 18-8 Stainless Steel Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• Precise thread engagement thanks to Class 3A thread fit, ensuring secure fastening and reducing the risk of cross-threading.
• High tensile strength of 70,000 psi provides reliable load-bearing capacity for demanding mechanical applications.
• Low profile socket head design allows for installation in tight spaces where clearance is limited.
• Consistent performance with a Rockwell B70 hardness rating, offering excellent wear resistance and durability.
• Fine thread spacing (UNF) delivers better adjustment precision and vibration resistance compared to coarse threads.
• Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global industry standards.

Professional Applications & Engineering Value

This low profile socket head cap screw is engineered to address critical challenges in precision assembly and machinery. The 18-8 stainless steel material offers excellent resistance to oxidation and corrosion, making it suitable for applications in chemical processing, marine equipment, and food machinery where moisture and contaminants are concerns. The Class 3A thread fit and fine UNF threading provide superior clamping force and vibration resistance, essential for high-stress environments like automotive components, aerospace fixtures, and electronic enclosures. Its low-profile head and 1/8" hex drive enable easy installation with standard tools while minimizing protrusion, ensuring a flush finish in compact designs. This combination of material durability and thread precision reduces maintenance needs and enhances operational safety in industrial settings.

Specification Summary & Compliance

This fastener adheres to UNF thread standards with a Class 3A thread fit for high precision and tight tolerances. It features a right-hand thread direction and is fully threaded for consistent engagement. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and meets environmental and safety requirements for industrial use.