S-93691A180 8-32 MS51576-8, NASM51576 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 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
- Precise alignment and reduced wear due to the 3/16" shoulder diameter with a precise fit tolerance, ensuring stable component positioning.
- High-strength performance with a tensile strength of 70,000 psi and Rockwell B55 hardness for reliable, heavy-duty applications.
- Secure and efficient installation using a 3/32" hex drive socket head, providing a flush finish and preventing cam-out.
- Wide compatibility with 8-32 UNC coarse threads and Class 2A fit, ensuring easy assembly and interchangeability.
- Regulatory compliance and safety by meeting MS51576-8 specifications, RoHS 3, and REACH standards for global use.
- Durable thread design with right-hand coarse threads and a 3/16" thread length for strong holding power in dynamic loads.
Professional Applications & Engineering Value
This 8-32 UNC shoulder screw is engineered to address critical alignment and durability challenges in industrial applications such as machinery assemblies, pivoting mechanisms, and precision instruments. The 18-8 stainless steel material combined with a passivated finish provides excellent resistance to corrosion and oxidation, extending service life in demanding environments. The 3/16" shoulder diameter with precise tolerances ensures accurate component positioning, reducing wear and misalignment. Featuring a socket head with hex drive, it allows for secure tightening in confined spaces, while the coarse thread and Class 2A fit facilitate quick installation and reliable performance under high-stress conditions, making it a trusted choice for engineers seeking efficiency and longevity.
Specification Summary & Compliance
This shoulder screw adheres to Class 2A thread fit and UNC thread standards for consistent dimensional accuracy. It meets MS51576-8 (NASM51576) manufacturing specifications, ensuring high-quality production. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental standards for global industrial use.