S-99154A438 10-32 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
- Precise alignment and smooth rotation enabled by the 3/4" shoulder with tight diameter and length tolerances
- High-strength performance with 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications
- Secure and reliable fastening from the 10-32 UNF fine thread with Class 2A fit for vibration resistance
- Easy installation in confined spaces thanks to the low-profile socket head design
- Compliance with global regulations including RoHS 3 and REACH, ensuring safe and sustainable use
- Durable, long-lasting operation with smooth head texture and right-hand thread for consistent performance
Professional Applications & Engineering Value
This 18-8 stainless steel shoulder screw is engineered to address critical alignment and durability challenges in industrial settings. The 10-32 UNF fine thread and Class 2A thread fit provide excellent resistance to loosening under vibration, making it ideal for machinery, automotive assemblies, and precision instruments. The 3/4" shoulder length with precise tolerances ensures accurate positioning of components like gears, pulleys, and linkages, reducing wear and maintenance. With a low socket head and smooth texture, it facilitates easy installation in tight spaces while maintaining a clean aesthetic. Its high tensile strength and corrosion-resistant material make it a reliable choice for applications requiring long-term performance and minimal downtime.
Specification Summary & Compliance
This shoulder screw features a 10-32 UNF fine thread with Class 2A fit for precise threading, a shoulder diameter of 1/4" with tolerance from -0.001" to 0", and a shoulder length of 3/4" with tolerance from 0" to 0.002". It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and adherence to international standards for industrial components.
