S-90969A380 3/8"-16 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 strength and durability with 140,000 psi tensile strength and Rockwell C30 hardness for reliable performance in demanding applications
- Precise thread engagement with Class 3A thread fit ensuring secure fastening and vibration resistance in industrial assemblies
- Enhanced corrosion resistance through black oxide finish providing protection in harsh operating environments
- Easy installation and removal with knurled hex socket head design offering superior grip and torque transmission
- Accurate shoulder positioning with precisely machined 1/2" shoulder diameter maintaining component alignment
- Wide compatibility with UNC coarse thread pattern (3/8"-16) for versatile use across industrial equipment
- Environmental compliance meeting RoHS 3 and REACH regulations for safe, sustainable manufacturing
Professional Applications & Engineering Value
This alloy steel shoulder screw with black oxide finish addresses critical alignment and durability challenges in industrial machinery. The precision-machined 1/2" shoulder diameter provides exact component positioning in rotating assemblies, while the Class 3A thread fit ensures vibration-resistant fastening in high-stress applications. The knurled hex socket head design enables efficient installation in confined spaces common to manufacturing equipment, automotive systems, and precision instruments. With 140,000 psi tensile strength and corrosion-resistant coating, this 3/8"-16 UNC shoulder screw delivers long-term reliability in demanding environments where misalignment and fastener failure can cause costly downtime.
Specification Summary & Compliance
Manufactured to exacting standards with Class 3A thread fit precision and UNC thread specifications. Features include: 3/8"-16 thread size, 1/2" shoulder diameter with -0.004" to -0.002" tolerance, and 1/2" shoulder length with -0.005" to 0.005" tolerance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors.
