S-91783A608 5/16"-18 x 6" ASME B18.6.3 Stainless Steel Round Head Slotted Screws
Stainless Steel Round Head Slotted 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 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
- Exceptional mechanical strength delivering 100,000 psi tensile strength and Rockwell B100 hardness for heavy-duty applications
- Reliable fastening performance through Class 2A thread fit and UNC coarse threading for secure connections
- Optimized load distribution with rounded head design reducing surface pressure and preventing material damage
- Versatile installation compatibility featuring standard slotted drive for broad tool accessibility
- Controlled thread engagement with partial threading design providing precise fastening control
- Regulatory compliance assurance meeting ASME B18.6.3 standards and environmental regulations
Professional Applications & Engineering Value
These 5/16"-18 UNC threaded rounded head screws address critical industrial fastening challenges where corrosion resistance and structural integrity are paramount. The 18-8 stainless steel composition combined with passivated finish creates a protective barrier against chemical exposure and environmental degradation, making them ideal for marine equipment, food processing machinery, and outdoor structural applications. The partially threaded design ensures optimal clamp load distribution while preventing thread interference in deep-tapped holes. With 100,000 psi tensile strength, these industrial screws maintain joint integrity under vibration and dynamic loads, while the slotted drive accommodates both manual and automated installation processes across manufacturing and maintenance operations.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit tolerance and UNC coarse threading (5/16"-18) ensuring consistent performance across industrial applications. These rounded head screws comply with ASME B18.6.3 mechanical specifications and maintain full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, providing assurance for global industrial use and supply chain requirements.
