S-91792A103 4-40 x 1/8" ASME B18.6.3 Stainless Steel Pan Head Slotted Screws
Stainless Steel Pan Head Slotted 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 with passivated finish, ideal for harsh industrial environments
- Exceptional mechanical strength with 100,000 psi tensile strength and Rockwell B100 hardness for reliable performance under stress
- Precision thread engagement with Class 2A UNC coarse threads ensuring secure fastening and easy assembly
- Optimized drive efficiency through slotted pan head design providing straightforward installation with standard tools
- Full threading coverage along the 1/8" length maximizes grip and distribution of load across applications
- Regulatory compliance assurance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
- Versatile right-hand threading compatible with common assembly processes and replacement parts
Professional Applications & Engineering Value
This 4-40 UNC coarse thread screw with rounded pan head and slotted drive addresses critical needs in precision assembly and corrosive environments. The 18-8 Stainless Steel construction, enhanced by passivated finish, provides lasting protection against oxidation and chemical exposure, reducing maintenance in applications like electronics enclosures, machinery panels, and marine equipment. Its fully threaded design and Class 2A thread fit ensure consistent clamping force and vibration resistance, while the coarse UNC thread facilitates quick installation in materials where fine threads might strip. Engineered to ASME B18.6.3, it delivers reliability in automated production lines and custom fabrications, supporting industries that demand both mechanical integrity and regulatory adherence.
Specification Summary & Compliance
This screw features a 4-40 UNC coarse thread with Class 2A dimensional accuracy, ensuring precise fit and interchangeability. It is manufactured in compliance with ASME B18.6.3 standards for slotted head screws, and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for global supply chains and eco-conscious projects.
