S-98625A620 1/4"-80 x 3/8" Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 303 Stainless Steel construction, ideal for harsh environments and long-term reliability.
• Precise, secure fastening ensured by Class 3A thread fit, minimizing the risk of loosening under vibration.
• High torque transmission via the 3/32" hex drive, allowing for easy installation and removal with standard tools.
• Enhanced gripping and holding power from the alloy steel ball tip, which digs into shafts for a non-slip connection.
• Space-saving headless design that sits flush, perfect for applications with limited clearance.
• Ultra-fine 1/4"-80 thread provides fine adjustment capability and increased load distribution in precision assemblies.
• Environmental compliance with RoHS 3 and REACH standards, ensuring safe use in regulated industries.

Professional Applications & Engineering Value

This 303 Stainless Steel set screw with an ultra-fine thread and ball tip is engineered to address critical challenges in precision machinery and assembly lines. The Class 3A thread fit ensures tight tolerances, reducing backlash and maintaining alignment in high-vibration environments like motor shafts and gear assemblies. Its headless, hex drive design allows for flush mounting in confined spaces, while the hardened alloy steel ball tip provides exceptional bite into components, preventing slippage and ensuring reliable torque transmission. Ideal for securing collars, pulleys, and knobs, this screw offers durability and corrosion resistance, making it a trusted choice for industrial and automotive applications where precision and longevity are paramount.

Specification Summary & Compliance

This set screw features a 1/4"-80 UNS ultra-fine thread with Class 3A fit for high precision, a length of 3/8", and a 3/32" hex drive. It complies with RoHS 3 (2015/863/EU) with exemption 6(c) and REACH (EC 1907/2006) standards, ensuring environmental safety and regulatory adherence in manufacturing and usage.