S-92196A387 1/2"-20 x 1 1/2" 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 with 18-8 Stainless Steel construction, ideal for harsh environments and extended service life.
- High-strength performance with 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing in demanding applications.
- Precision thread fit with Class 3A UNF fine threads ensuring tight, secure fastening and vibration resistance.
- Easy installation and removal using a standard 3/8" hex key drive, providing a secure grip and reducing tool slippage.
- Full thread engagement along the 1 1/2" length for maximum holding power and uniform stress distribution.
- Compliance with industry standards including ASME B18.3, ensuring dimensional accuracy and interchangeability.
- Environmentally responsible design meeting RoHS 3 and REACH regulations for safe use in various industries.
Professional Applications & Engineering Value
This 18-8 Stainless Steel Socket Head Cap Screw is engineered to address critical challenges in precision assembly and high-stress environments. The Class 3A UNF fine thread provides excellent clamping force and resistance to loosening under vibration, making it ideal for machinery, automotive, and aerospace applications. The corrosion-resistant material ensures long-term reliability in moist or chemically aggressive settings, reducing maintenance needs and downtime. With its hex socket drive, it allows for compact installation in confined spaces while maintaining high torque capability. This combination of high tensile strength and fine threading delivers consistent performance in critical joints, enhancing overall structural integrity and safety.
Specification Summary & Compliance
This screw features a 1/2"-20 UNF thread with Class 3A fit for precise dimensional accuracy, ensuring reliable engagement and interchangeability. It is manufactured in compliance with ASME B18.3 standards and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for global industrial use without hazardous substances.
