S-90311A126 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
- Vibration-resistant locking: Permanent Nylon Patch thread locker prevents loosening under dynamic loads, ensuring reliable performance in high-vibration industrial applications.
- Superior corrosion resistance: Made from 316 Stainless Steel, offering excellent protection against harsh chemicals, moisture, and marine environments.
- High mechanical strength: With 70,000 psi tensile and 35,000 psi shear strength, this screw withstands heavy-duty operational stresses without failure.
- Precision thread fit: Class 3A UNC coarse threads provide tight, accurate engagement for secure fastening and reduced risk of cross-threading.
- Easy installation and removal: Hex socket drive and knurled head allow for quick, slip-resistant tool engagement in confined spaces.
- Wide temperature tolerance: Thread locker remains effective from -50°F to 250°F, suitable for varied thermal conditions in machinery and equipment.
- Regulatory compliance: Meets RoHS 3 and REACH standards, ensuring environmental safety and global market acceptance.
Professional Applications & Engineering Value
This 316 Stainless Steel shoulder screw with a permanent Nylon Patch thread locker is engineered to address critical challenges in precision assemblies subject to vibration, thermal cycling, and corrosive exposure. Its Class 3A UNC coarse thread ensures a precise, durable fit in industrial machinery, automotive components, and marine equipment, where loosening can lead to operational failures. The knurled head and hex socket drive facilitate secure tool engagement, reducing installation time and improving maintenance efficiency. By combining high tensile strength with reliable locking, this screw minimizes downtime and enhances the longevity of mechanical systems in demanding environments.
Specification Summary & Compliance
This shoulder screw adheres to UNC coarse thread standards with a Class 3A thread fit for high precision. It features a shoulder diameter tolerance of -0.004" to -0.002" and shoulder length tolerance of -0.005" to 0.005", ensuring consistent dimensional accuracy. The product is manufactured to comply with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and global industrial applications.
