S-8077A227 8-32 Shoulder Screws
Shoulder Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and extended service life.
- Enhanced durability and wear resistance from the black oxide finish, which also provides a sleek, non-reflective appearance.
- High-strength performance with a tensile strength of 70,000 psi and a shear strength of 35,000 psi for reliable use in demanding applications.
- Precise and secure fastening ensured by the Class 3A thread fit, offering tighter tolerances for reduced backlash and vibration.
- Easy installation and removal with a 3/32" hex socket drive and a knurled head for improved grip and torque application.
- Versatile UNC coarse threading (8-32) allows for quick assembly and better performance in materials prone to stripping.
- Compliance with major regulations including RoHS 3 and REACH, ensuring safety and environmental standards for industrial use.
Professional Applications & Engineering Value
This 316 stainless steel shoulder screw is engineered to address common industrial challenges such as corrosion, high stress, and assembly precision. The black oxide finish not only enhances corrosion resistance but also reduces galling, making it suitable for applications in marine, chemical processing, and outdoor equipment. The UNC coarse thread and Class 3A fit provide reliable engagement in soft materials and high-vibration environments, minimizing loosening. With a knurled head and hex socket drive, it ensures easy handling and secure torque transmission in automated or manual assembly lines, supporting efficient production and reduced downtime.
Specification Summary & Compliance
This shoulder screw adheres to UNC thread standards with a precise Class 3A thread fit for superior dimensional accuracy. Key specifications include a shoulder diameter tolerance of -0.004" to -0.002" and a shoulder length tolerance of -0.005" to 0.005", ensuring consistent performance. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting safe and sustainable industrial operations.
