S-98130A630 3/8"-16 x 2 1/2" Pentagon Head Screws
Pentagon Head 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
- Exceptional corrosion resistance from 18-8 Stainless Steel construction for long-lasting performance in harsh environments
- High-torque installation capability with external pentagon drive and 13/16" drive size for secure fastening in demanding applications
- Superior mechanical strength with 70,000 PSI tensile strength and Rockwell B70 hardness to withstand heavy loads
- Reliable thread engagement through Class 2A thread fit and UNC coarse threading for consistent performance
- Full-length threading provides maximum grip and load distribution across the entire fastener length
- Regulatory compliance assurance with RoHS 3 and REACH compliance for environmental and safety standards
- Right-hand thread design ensures standard installation compatibility across industrial applications
Professional Applications & Engineering Value
Engineered for demanding industrial environments, this 3/8"-16 UNC pentagon head screw delivers exceptional value through its 18-8 stainless steel composition and robust mechanical properties. The external pentagon drive with 13/16" drive size provides superior torque transmission, preventing tool slippage during high-stress installations. With 70,000 PSI tensile strength and Rockwell B70 hardness, this fastener maintains structural integrity under vibration and heavy loads, making it ideal for machinery assembly, structural frameworks, and equipment manufacturing. The fully threaded design ensures maximum holding power across the entire 2-1/2" length, while the coarse thread pitch facilitates quick installation in various materials including steel, aluminum, and composite structures.
Specification Summary & Compliance
This pentagon head screw features precision Class 2A thread fit with 3/8"-16 UNC coarse threading and right-hand thread direction. Manufactured to exacting standards with 2-1/2" length and full threading coverage. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial applications while maintaining 18-8 stainless steel's inherent corrosion resistance properties.
