S-91792A114 4-40 x 7/8" 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 with 18-8 stainless steel construction and passivated finish, ideal for harsh environments.
- High tensile strength of 100,000 psi ensures reliable performance under heavy loads and vibration.
- Class 2A thread fit provides consistent, smooth assembly and reduces cross-threading risks.
- Fully threaded coarse UNC design enables faster installation and strong holding power in various materials.
- Slotted pan head allows for easy manual driving with standard tools, simplifying maintenance.
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees quality, safety, and environmental standards.
- Rockwell B100 hardness offers excellent durability and resistance to wear over time.
Professional Applications & Engineering Value
This 4-40 UNC slotted pan head screw is engineered to address common industrial challenges such as corrosion, mechanical stress, and assembly efficiency. The 18-8 stainless steel material, combined with a passivated finish, provides exceptional resistance to rust and chemicals, making it suitable for applications in manufacturing, electronics, and outdoor equipment. The coarse thread and fully threaded design ensure quick, secure fastening in substrates like metal and plastic, reducing installation time and improving productivity. Its rounded pan head and slotted drive offer straightforward tool engagement, minimizing slippage and damage during tightening. Ideal for industrial screws requirements, this component delivers long-term reliability and compliance with stringent engineering standards.
Specification Summary & Compliance
This screw features precise Class 2A thread fit per UNC standards, with dimensions including a 7/8" length and 4-40 thread size. It meets ASME B18.6.3 specifications for dimensional accuracy and performance. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety guidelines.
