S-94035A532 10-32 MS51576-18, 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 environments.
- High strength and durability with 70,000 psi tensile strength and Rockwell B55 hardness for reliable, long-lasting performance.
- Precise alignment and smooth rotation ensured by the 1/4" shoulder diameter with tight tolerance for reduced wear.
- Secure and efficient installation using the 1/8" hex drive, providing excellent torque transmission and slip resistance.
- Accurate and reliable fastening with Class 2A thread fit and 10-32 UNF fine thread for vibration resistance.
- Compliance with stringent standards including MS51576, RoHS 3, and REACH for quality and environmental safety.
- Versatile industrial use in machinery, assemblies, and pivots due to its right-hand thread and standard socket head profile.
Professional Applications & Engineering Value
This 18-8 stainless steel shoulder screw is engineered to address common industrial challenges such as misalignment, corrosion, and mechanical failure. The passivated finish enhances corrosion resistance, making it suitable for applications in moist or chemical-exposed environments. Its 10-32 UNF fine thread and Class 2A thread fit provide superior vibration resistance and precise fastening in dynamic assemblies, reducing maintenance needs. The 1/4" shoulder diameter with precise tolerances ensures accurate component alignment, minimizing wear and extending equipment life in machinery, pivots, and precision instruments. Compliant with MS51576 specifications, it offers reliability in aerospace, automotive, and manufacturing sectors where durability and compliance are critical.
Specification Summary & Compliance
This shoulder screw features a 10-32 UNF thread with Class 2A fit for high precision, a shoulder diameter of 1/4" with tolerance from -0.001" to 0", and a shoulder length of 5/16" with tolerance from 0" to 0.002". It meets MS51576 (NASM51576) manufacturing standards and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and quality assurance.
