S-90910A942 M2.5 x 8 mm ASME B18.3.4M Stainless Steel Button Head Torx Screws
Stainless Steel Button Head Torx 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 and passivated finish, ideal for harsh industrial environments
- Enhanced torque transmission and reduced cam-out through precision Torx T6 drive system for reliable installation
- High mechanical strength with 100,000 psi tensile strength and Rockwell B96 hardness for demanding applications
- Optimized thread engagement with Class 4g6g coarse threads ensuring secure fastening in various materials
- Streamlined assembly process through fully threaded design and right-hand thread direction
- Rounded button head profile provides a low-profile, aesthetically pleasing finish while minimizing snagging
- Full regulatory compliance meeting ASME B18.3.4M standards and environmental regulations including RoHS 3 and REACH
Professional Applications & Engineering Value
These M2.5 metric screws with 18-8 stainless steel construction and passivated finish deliver exceptional performance in precision engineering applications. The Torx T6 drive system eliminates common installation issues like screw head stripping, while the coarse thread pitch (0.45 mm) ensures rapid assembly and secure holding power in plastics, sheet metal, and electronic enclosures. The rounded head design minimizes protrusion in compact spaces, making these fully threaded fasteners ideal for electronics manufacturing, automotive components, and medical device assembly where reliability and corrosion resistance are critical.
Specification Summary & Compliance
This metric screw features precise M2.5 x 0.45 mm thread dimensions with Class 4g6g thread fit tolerance ensuring consistent performance. Manufacturing complies with ASME B18.3.4M standard specifications for dimensional accuracy and mechanical properties. The product is fully RoHS 3 (2015/863/EU) compliant and meets REACH (EC 1907/2006) environmental regulations, providing assurance for global industrial applications requiring strict material compliance.
