S-8077A225 8-32 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 316 Stainless Steel construction and Black Oxide finish, ideal for harsh environments and extended service life.
- Exceptional mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable performance in high-stress applications.
- Precise Class 3A thread fit ensures secure, vibration-resistant fastening and consistent assembly quality.
- Knurled socket head with hex drive provides a non-slip grip for easy installation and removal, even in tight spaces.
- Robust 1-inch shoulder length with tight tolerances for accurate component alignment and pivot point functionality.
- Compliance with RoHS 3 and REACH regulations guarantees environmental safety and meets international industry standards.
- Coarse UNC threads enable quick assembly and disassembly, reducing labor time in production and maintenance.
Professional Applications & Engineering Value
This 8-32 UNC thread shoulder screw is engineered to address critical challenges in industrial machinery, automation, and precision equipment. The 316 Stainless Steel material provides excellent resistance to chemicals, saltwater, and extreme temperatures, preventing corrosion-induced failures. The Black Oxide finish enhances surface durability and reduces galling during repeated use. With a Class 3A thread fit and precisely machined shoulder, it ensures minimal backlash and reliable alignment in rotating assemblies, pivots, and linkages. Ideal for applications in robotics, conveyor systems, and medical devices, this socket head shoulder screw delivers long-term reliability, reducing maintenance downtime and replacement costs.
Specification Summary & Compliance
This shoulder screw features a Class 3A thread fit per UNC standards, with a thread diameter of 0.164" and length of 3/16". The shoulder diameter is 7/32" with a tolerance of -0.004" to -0.002", and shoulder length is 1" with a tolerance of -0.005" to 0.005". It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial fasteners.
