S-96870A204 1/4"-20 x 3/4" ASME B18.2.1, ASTM F593 Grade 630 High-Strength 17-4 PH Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from 17-4 PH stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 130,000 psi ensures reliable performance under extreme mechanical loads
• Precision Class 2A thread fit provides consistent engagement and reduces assembly issues
• Fully threaded UNC coarse thread design delivers superior holding power and faster installation
• Hardened to Rockwell C28 for enhanced durability and wear resistance in demanding applications
• External hex drive compatibility allows for standard tooling and straightforward installation
• Full regulatory compliance with RoHS 3 and REACH ensures environmental and safety standards are met

Professional Applications & Engineering Value

These 17-4 PH stainless steel hex head screws provide critical reliability in demanding applications where corrosion resistance and high tensile strength are paramount. The UNC coarse thread configuration ensures rapid assembly and superior vibration resistance in heavy machinery, structural frameworks, and industrial equipment. Manufactured to ASME B18.2.1 specifications with Class 2A thread fit, these fasteners deliver precise dimensional accuracy that eliminates cross-threading and reduces installation time. The combination of 130,000 psi tensile strength and fully threaded design makes them ideal for applications requiring maximum clamp load and uniform stress distribution across the entire fastener length.

Specification Summary & Compliance

This 1/4"-20 x 3/4" hex head screw features UNC coarse threads with Class 2A thread fit tolerance for precise engagement. Manufactured according to ASME B18.2.1 standards using ASTM F593 Grade 630 material. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations.