S-93691A260 8-32 MS51576-15, 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, ensuring longevity in harsh industrial environments.
- High mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under heavy loads.
- Precise shoulder fit with tolerances from -0.001" to 0.002" for accurate alignment and reduced assembly errors in machinery.
- Easy installation and removal thanks to the hex socket drive design, allowing for secure tool engagement and efficient maintenance.
- Consistent thread performance with UNC coarse threads and Class 2A fit, providing secure fastening and vibration resistance.
- Compliance with stringent standards including MS51576-15, RoHS 3, and REACH, ensuring safety and environmental responsibility.
- Versatile shoulder design with a 1-1/4" length and smooth texture, ideal for pivoting, spacing, or rotating components.
Professional Applications & Engineering Value
This 18-8 stainless steel shoulder screw is engineered to address common industrial challenges like misalignment and corrosion in precision assemblies. The passivated finish enhances durability against moisture and chemicals, while the UNC thread with coarse spacing ensures quick, secure fastening in high-vibration environments such as automotive or aerospace systems. The hex socket drive allows for tight spaces and reliable torque application, reducing the risk of stripping. With a precise shoulder fit and robust tensile strength, it provides stable support for rotating parts, bearings, or linkages, minimizing wear and maintenance downtime in machinery and equipment.
Specification Summary & Compliance
This shoulder screw features a Class 2A thread fit and UNC thread standards, ensuring dimensional accuracy and interchangeability. It adheres to MS51576-15 (NASM51576) specifications for consistent quality and performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it meets environmental and safety requirements for global industrial use.
