S-90696A252 5/8"-18 x 6" ASME B18.3 18-8 Stainless Steel Socket Head Screws
18-8 Stainless Steel Socket 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 from 18-8 Stainless Steel, ideal for harsh environments and long-term reliability.
- High tensile strength of 70,000 psi ensures dependable performance under heavy loads and vibration.
- Precision Class 3A thread fit provides excellent engagement and reduces the risk of cross-threading during assembly.
- Fine UNF thread offers improved adjustment accuracy and superior clamping force compared to coarse threads.
- Hex socket drive (1/2") allows for high-torque installation and a clean, flush finish in confined spaces.
- Partially threaded design enables precise clamping on specific sections without unnecessary thread engagement.
- Compliance with ASME B18.3, RoHS 3, and REACH guarantees consistent quality and environmental safety for global projects.
Professional Applications & Engineering Value
This 18-8 Stainless Steel Socket Head Cap Screw is engineered to address critical challenges in heavy-duty industrial applications where corrosion resistance and high strength are non-negotiable. The fine UNF thread (5/8"-18) and Class 3A fit ensure precise, secure fastening in machinery, automotive assemblies, and structural frameworks, minimizing loosening under dynamic loads. Its Rockwell B70 hardness and 70,000 psi tensile strength provide reliable performance in high-stress environments, while the hex socket drive facilitates easy installation in tight spaces. Ideal for use in marine, chemical processing, and aerospace sectors, this screw delivers long-term durability and corrosion-resistant reliability, reducing maintenance costs and downtime.
Specification Summary & Compliance
This screw features a 5/8"-18 UNF fine thread with a Class 3A thread fit for high precision and a minimum thread length of 1 3/4". It is manufactured in compliance with ASME B18.3 standards and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and consistency for industrial use.
