S-97832A205 3-48 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 thanks to the 1" shoulder length with tight tolerances for reduced assembly vibration
- High-strength performance with 70,000 psi tensile strength and 35,000 psi minimum shear strength for reliable load-bearing applications
- Secure, non-slip installation using the knurled head and 5/64" hex socket drive for enhanced torque application
- Accurate and durable threading with Class 3A UNC coarse thread ensuring consistent fit and extended service life
- Consistent hardness and wear resistance provided by Rockwell B55 material grade for repeated use without deformation
- Compliance with global environmental standards including RoHS 3 and REACH, ensuring safe and sustainable usage
Professional Applications & Engineering Value
This 3-48 UNC shoulder screw is engineered to address critical alignment and durability challenges in precision assemblies. The 18-8 stainless steel material offers excellent resistance to corrosion and oxidation, making it suitable for applications in machinery, automotive, and electronics where environmental factors are a concern. The 1" shoulder length provides a stable bearing surface, reducing wear on moving parts and ensuring accurate component positioning. Combined with the Class 3A thread fit and coarse UNC thread, this screw delivers reliable fastening in high-vibration settings, minimizing the risk of loosening. The hex socket drive and knurled head facilitate easy installation in confined spaces, enhancing assembly efficiency for engineers and technicians.
Specification Summary & Compliance
This shoulder screw adheres to UNC thread standards with a Class 3A thread fit for high precision. Key dimensional tolerances include a shoulder diameter of 1/8" with a tolerance of -0.004" to -0.002" and a shoulder length of 1" with a tolerance of -0.005" to 0.005". The product is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for global industrial use.
