S-92198A969 1 1/2"-6 x 6" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Corrosion-resistant 18-8 Stainless Steel construction ensures long-lasting performance in harsh industrial environments, reducing maintenance costs and replacement frequency.
• High tensile strength of 80,000 PSI provides reliable load-bearing capacity for heavy-duty applications, preventing fastener failure under stress.
• Coarse UNC threads with Class 2A fit enable quick and secure installation, minimizing cross-threading risks and improving assembly efficiency.
• Partially threaded design allows for precise clamping force control, ideal for applications requiring specific grip lengths without thread interference.
• External hex drive with 2 1/4" head width offers superior torque transmission, facilitating easy installation and removal with standard tools.
• Compliance with ASME B18.2.1, RoHS 3, and REACH standards guarantees consistent quality, safety, and environmental responsibility for global industrial use.
• Rockwell B70 hardness enhances wear resistance and durability, maintaining thread integrity through repeated use and high-stress conditions.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, this 1 1/2"-6 UNC hex head screw delivers exceptional performance in structural assemblies, heavy machinery, and marine equipment where corrosion resistance and high tensile strength are critical. The 18-8 stainless steel material combats rust and chemical exposure, while the coarse thread design ensures rapid installation in tough materials like steel and cast iron. With a partial threading configuration, it prevents over-tightening and distributes stress evenly, reducing the risk of joint failure. Ideal for external hex drive applications requiring high torque, this fastener meets rigorous ASME B18.2.1 specifications, providing reliability in construction, manufacturing, and transportation sectors where durability and compliance are non-negotiable.

Specification Summary & Compliance

This hex head screw adheres to precise Class 2A thread fit tolerances and UNC coarse thread standards, ensuring consistent dimensional accuracy. Manufactured in accordance with ASME B18.2.1 specifications, it guarantees mechanical performance and interchangeability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances and supporting environmental safety in industrial supply chains.