S-92800A278 5/8"-11 x 5 1/4" 18-8 Stainless Steel Hex Head Screws
18-8 Stainless Steel Hex 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
- Superior corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh industrial environments
- Exceptional tensile strength of 80,000 psi ensures reliable performance under heavy loads
- Easy installation and removal with external hex drive and coarse UNC threading
- Precise thread fit with Class 2A tolerance for secure fastening and vibration resistance
- Optimized partial threading provides superior grip strength where needed while reducing material usage
- Environmental compliance with RoHS 3 and REACH standards for sustainable manufacturing
- Consistent hardness at Rockwell B70 maintains structural integrity through repeated use
Professional Applications & Engineering Value
This 5/8"-11 UNC hex head screw delivers critical performance advantages for demanding industrial applications. The 18-8 stainless steel composition provides excellent corrosion resistance in chemical processing, marine, and outdoor environments where moisture exposure is common. The coarse thread design ensures rapid installation in various materials while resisting vibration-induced loosening. With partial threading and 80,000 psi tensile strength, this fastener concentrates strength where needed most, making it ideal for structural connections, heavy machinery assembly, and equipment manufacturing. The external hex drive allows for high-torque application using standard tools, streamlining maintenance and assembly processes in industrial settings.
Specification Summary & Compliance
This 5/8"-11 UNC hex head screw features precise Class 2A thread fit with right-hand coarse threading and partial threading up to 1½" minimum thread length. Manufactured to inch system specifications with 15/16" head width and 5¼" total length. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial applications while meeting international environmental standards for hazardous substances.
