S-94444A106 1/4"-20 x 1 3/4" ASME B18.2.1 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 with Black-Oxide 18-8 Stainless Steel, ideal for harsh environments and reducing maintenance costs.
- High tensile strength of 80,000 psi ensures reliable performance under heavy loads and vibration, minimizing failure risks.
- External hex drive design allows for easy installation and removal with standard tools, speeding up assembly processes.
- UNC coarse threading with Class 2A fit provides quick engagement and secure fastening in a variety of materials.
- Partial threading offers optimal grip and clamping force where full threading isn't required, enhancing joint integrity.
- Compliance with ASME B18.2.1 guarantees dimensional accuracy and interchangeability, ensuring consistent quality in industrial applications.
- RoHS 3 and REACH compliance meets environmental regulations, supporting sustainable and safe manufacturing practices.
Professional Applications & Engineering Value
This Black-Oxide 18-8 Stainless Steel hex head screw is engineered to address common industrial challenges such as corrosion, high stress, and assembly efficiency. The UNC coarse thread and partial threading design enable rapid installation in machinery, construction, and automotive sectors, reducing labor time while maintaining a secure hold. With a tensile strength of 80,000 psi and Rockwell B70 hardness, it withstands dynamic loads and environmental exposure, making it ideal for heavy-duty applications like structural frameworks and equipment mounting. The external hex drive ensures compatibility with standard wrenches, streamlining maintenance and repairs in demanding settings.
Specification Summary & Compliance
This screw features precise Class 2A thread fit and adheres to ASME B18.2.1 standards for dimensional consistency. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for global industrial use.
