S-8077A224 6-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and chemical exposure.
• Enhanced durability and strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable, long-lasting performance in demanding applications.
• Precise alignment and reduced wear due to the Class 3A thread fit and standard shoulder fit, ensuring accurate component positioning.
• Easy installation and removal with a hex drive socket and knurled head texture, providing a secure grip and reducing tool slippage.
• Improved corrosion and abrasion resistance from the black oxide finish, extending the screw's service life.
• Broad compatibility with UNC coarse threading and right-hand direction, suitable for various industrial assemblies.
• Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe and sustainable use.

Professional Applications & Engineering Value

This 316 stainless steel shoulder screw with a black oxide finish is engineered to address critical industrial challenges, such as corrosion in marine, chemical, and outdoor settings. The UNC coarse thread and Class 3A fit provide excellent vibration resistance and secure fastening in machinery, pivots, and rotating assemblies, minimizing loosening and maintenance downtime. The knurled head and hex drive design facilitate quick, tool-friendly installation, while the precise shoulder diameter and length ensure accurate alignment in precision shoulder screw applications like bearings and linkages. Its high tensile and shear strength supports heavy-load operations, making it a reliable choice for automotive, aerospace, and manufacturing sectors where durability and compliance with RoHS and REACH standards are paramount.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 3A fit for tight tolerances, ensuring dimensional accuracy in thread diameter and spacing. The shoulder features a diameter tolerance of -0.004" to -0.002" and length tolerance of -0.005" to 0.005" for consistent performance. Manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, it supports environmental safety and regulatory requirements in industrial use.