S-90298A430 6-32 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, ideal for harsh industrial environments and extended service life.
- High-strength performance offering 70,000 psi tensile strength and 35,000 psi shear strength for demanding mechanical assemblies.
- Precise alignment and secure positioning enabled by the standard shoulder with controlled diameter and length tolerances.
- Easy installation and removal with the hex socket drive and knurled head, providing excellent grip and torque transmission.
- Reliable thread engagement due to the Class 3A fit and coarse UNC thread, ensuring vibration resistance and secure fastening.
- Enhanced durability from Rockwell B55 hardness, maintaining integrity under repeated use and stress.
- Compliance with environmental regulations, being RoHS 3 and REACH compliant for safe use in various global markets.
Professional Applications & Engineering Value
This 18-8 stainless steel shoulder screw is engineered to address critical challenges in precision assemblies, such as misalignment and component wear. The 6-32 UNC coarse thread with Class 3A fit ensures tight, reliable fastening in applications like machinery, automotive systems, and electronic enclosures, where vibration resistance is paramount. The hex socket drive and knurled head facilitate quick, tool-friendly installation, reducing assembly time and improving workflow efficiency. With a shoulder diameter of 5/32" and controlled tolerances, it provides exact pivoting or spacing, minimizing part movement and extending equipment life in industrial and mechanical assemblies.
Specification Summary & Compliance
This shoulder screw adheres to precise dimensional standards, including a Class 3A thread fit for high accuracy and a shoulder diameter tolerance of -0.004" to -0.002". It conforms to UNC thread specifications and is manufactured to ensure consistent performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing it meets stringent environmental and safety requirements for industrial use.
