S-8077A699 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 industrial environments and chemical exposure.
- Exceptional mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable, high-stress applications.
- Precise Class 3A thread fit ensures tight tolerances and secure fastening, reducing the risk of loosening under vibration.
- Enhanced grip and tool engagement from the knurled head and hex socket drive, allowing for easy installation and removal.
- Durable Black Oxide finish provides added wear resistance and a sleek, low-reflectivity appearance.
- Coarse UNC threading enables quick assembly and disassembly, improving efficiency in production and maintenance.
- Compliance with RoHS 3 and REACH ensures environmental safety and meets global regulatory standards for industrial use.
Professional Applications & Engineering Value
This 8-32 UNC thread shoulder screw is engineered to address common industrial challenges, such as component misalignment and wear in high-motion assemblies. Made from 316 stainless steel, it offers excellent resistance to corrosion from moisture, chemicals, and salt, making it suitable for marine, food processing, and outdoor equipment. The Black Oxide finish enhances surface durability, while the Class 3A fit and coarse threading provide reliable, vibration-resistant connections in machinery, pivots, and rotating parts. Its knurled head and hex drive facilitate secure tool engagement, reducing installation time and improving maintenance efficiency in automated systems.
Specification Summary & Compliance
This shoulder screw adheres to UNC coarse thread standards with a Class 3A fit for precise dimensional accuracy. It meets manufacturing specifications for hardness (Rockwell B79) and includes tolerances for shoulder diameter (-0.004" to -0.002") and length (-0.005" to 0.005"). The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial applications.
