S-91223A461 M10 x 20 mm 316 Stainless Steel Ultra-Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction, ideal for marine, chemical, and outdoor applications.
• Exceptional strength and durability with a tensile strength of 70,000 psi and Rockwell B70 hardness, ensuring reliable performance under high-stress conditions.
• Precise and secure fastening achieved with a Class 6g thread fit and M10x1.5mm coarse thread, providing excellent engagement and vibration resistance.
• Space-saving design featuring an ultra-low profile socket head, allowing installation in confined areas where clearance is limited.
• Easy installation and removal with a 7mm hex drive, enabling high torque application and reducing the risk of tool slippage.
• Full thread engagement along the 20mm length, offering maximum grip and load distribution for robust assemblies.
• Compliance with strict environmental regulations, including RoHS 3 and REACH, ensuring safety and sustainability in industrial supply chains.

Professional Applications & Engineering Value

This M10 socket head cap screw is engineered to address critical challenges in demanding industrial settings. Manufactured from 316 stainless steel, it provides outstanding resistance to corrosion, pitting, and chemical exposure, making it suitable for applications in marine equipment, food processing machinery, and pharmaceutical plants. The ultra-low profile head minimizes protrusion, which is essential for compact assemblies and moving parts where space is constrained. The coarse 1.5mm pitch thread and Class 6g thread fit ensure quick assembly and reliable holding power, reducing the risk of loosening under vibration—common in automotive, aerospace, and heavy machinery. Combined with a 7mm hex drive for efficient torque transmission, this fastener streamlines maintenance and enhances the longevity of critical connections.

Specification Summary & Compliance

This metric screw features precise dimensions: M10 thread size with 1.5mm pitch, 20mm length, and a head diameter of 16mm (tolerance: -0.127mm to +0.127mm). Threading conforms to Class 6g tolerance for consistent fit. The product is manufactured in accordance with standard metric thread specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety standards for industrial use.