S-98164A470 5/8"-11 x 1" ASME B18.3 Stainless Steel Button Head Hex-Drive Screws
Stainless Steel Button Head Hex-Drive 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 316 Stainless Steel construction and passivated finish, ideal for harsh environments
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for heavy-duty applications
- Precise thread engagement with Class 3A fit and UNC coarse threading for reliable, vibration-resistant connections
- Efficient installation using a standard 3/8" hex drive for quick, secure tightening with common tools
- Full-threaded design ensures maximum grip and load distribution along the entire 1" length
- Rounded button head profile provides a finished appearance while minimizing snagging risks
- Regulatory compliance with ASME B18.3, RoHS 3, and REACH standards for safe, quality-assured use
Professional Applications & Engineering Value
This 5/8"-11 UNC fully threaded screw in 316 Stainless Steel addresses critical industrial challenges where corrosion resistance and structural integrity are paramount. The passivated finish enhances durability in aggressive environments like chemical processing, marine applications, and food-grade facilities, preventing premature failure. Its coarse UNC threading and Class 3A fit ensure rapid assembly with minimal cross-threading risks, while the hex drive design allows high-torque installation without slippage. Engineered for high tensile strength and consistent performance, this screw is ideal for securing heavy machinery, structural frames, and equipment subjected to dynamic loads, reducing maintenance cycles and enhancing operational reliability.
Specification Summary & Compliance
This rounded head screw features a 5/8"-11 UNC thread with Class 3A precision tolerance and full threading along a 1" length. Manufactured to ASME B18.3 specifications, it ensures dimensional accuracy and interchangeability. The product is confirmed RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for industrial use.
