S-97345A472 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 in harsh environments thanks to 316 stainless steel construction
- Exceptional mechanical strength with 70,000 psi tensile and 35,000 psi shear strength for reliable, heavy-duty fastening
- Precise component alignment enabled by the machined shoulder with controlled diameter and length tolerances
- High-reliability thread engagement ensured by the Class 3A fit UNC coarse thread for vibration resistance
- Secure, non-slip installation provided by the knurled socket head and hex drive for high-torque applications
- Broad industrial compliance meeting RoHS 3 and REACH regulations for use in regulated markets
- Optimized for automated assembly with right-hand thread and standard socket head profile
Professional Applications & Engineering Value
This 316 Stainless Steel Shoulder Screw is engineered to solve critical alignment and corrosion challenges in demanding industrial applications. The precision-machined shoulder provides a dependable bearing surface and pivot point for moving parts in machinery, preventing axial movement and misalignment in assemblies. The UNC coarse thread with Class 3A fit ensures rapid assembly and superior vibration resistance, which is vital for equipment subjected to dynamic loads. The knurled socket head allows for high-torque installation without stripping, while the corrosion-resistant 316 stainless steel material guarantees long-term performance in moist or chemical-exposed environments, making it ideal for food processing, marine, and chemical industry equipment.
Specification Summary & Compliance
This shoulder screw features an 8-32 UNC coarse thread with a Class 3A thread fit for precision. The shoulder diameter is 3/16" with a tolerance of -0.004" to -0.002", and the shoulder length is 1/8" with a tolerance of -0.005" to 0.005". It is manufactured from 316 Stainless Steel with a hardness of Rockwell B79. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations.
