S-8077A151 2-56 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, providing a protective layer against abrasion.
- High mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable performance under load.
- Precise Class 3A thread fit ensures tight tolerances and secure fastening in critical assemblies.
- Easy installation and removal with a knurled socket head and 5/64" hex drive, improving assembly efficiency.
- Versatile UNC coarse threading facilitates quick engagement and reduces cross-threading risks.
- 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 and UNC coarse threading is engineered to address common industrial challenges such as corrosion, vibration loosening, and assembly precision. The shoulder design provides a precise pivot or bearing surface, reducing wear in moving parts and simplifying alignment in machinery, automotive, and electronics applications. Its high tensile and shear strength ensures reliability in demanding conditions, while the knurled socket head allows for secure tool engagement, minimizing slippage during installation. Ideal for precision assemblies, this screw enhances operational longevity and reduces maintenance needs, making it a cost-effective solution for B2B technical procurement.
Specification Summary & Compliance
This shoulder screw adheres to Class 3A thread fit for high precision, with UNC coarse threads and a right-hand thread direction. Dimensions include a 2-56 thread size, 5/32" head diameter, and 1/8" thread length, with shoulder diameter and length tolerances specified for accurate assembly. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety and regulatory adherence in industrial use.
