S-94035A304 1/4"-20 MS51576-26, 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 and passivated finish, ideal for harsh industrial environments.
- High-strength performance offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable, heavy-duty applications.
- Precise shoulder fit ensures accurate alignment and reduced wear in assemblies, enhancing equipment longevity.
- Easy installation and removal with a hex socket drive, allowing for secure torque application in confined spaces.
- Dependable thread engagement due to UNC coarse threads and Class 2A fit, providing consistent fastening in various materials.
- Compliance with stringent standards including MS51576-26, RoHS 3, and REACH, ensuring safety and regulatory adherence.
- Versatile right-hand threading for standard assembly processes, simplifying integration into existing systems.
Professional Applications & Engineering Value
This 1/4-20 UNC shoulder screw is engineered to address critical challenges in precision machinery and industrial equipment. Made from 18-8 stainless steel with a passivated finish, it resists corrosion and oxidation, extending service life in demanding conditions like manufacturing and automation. The hex socket head allows for efficient torque application, reducing installation time and minimizing stripping risks. Its precise shoulder fit with a 1/2" length and 5/16" diameter ensures accurate component alignment, preventing misalignment and reducing vibration-induced failures. Ideal for applications in robotics, aerospace, and heavy machinery, this screw supports high tensile strength and compliance with industry standards, delivering reliable performance where precision and durability are paramount.
Specification Summary & Compliance
This shoulder screw adheres to Class 2A thread fit tolerances and UNC coarse thread standards, ensuring consistent performance. It meets MS51576-26 specifications for dimensional accuracy and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and material integrity in industrial use.