S-94070A115 4-40 x 1" ASME B18.6.3 Brass Pan Head Phillips Screws
Brass Pan Head Phillips 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 due to brass construction, ideal for harsh industrial environments and electrical applications
- Excellent tensile strength of 50,000 psi ensures reliable, long-lasting fastening under significant mechanical stress
- Rockwell B40 hardness provides optimal durability and resistance to wear and deformation
- Class 2A thread fit offers consistent, reliable assembly with standard nuts and tapped holes
- Convenient Phillips No. 1 drive allows for efficient installation with common tools, reducing assembly time
- Fully threaded 1" length ensures maximum grip and holding power across the entire fastener
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees product quality, safety, and environmental responsibility
Professional Applications & Engineering Value
These 4-40 UNC brass screws with a pan head and Phillips drive are engineered to solve critical fastening challenges in demanding sectors. The brass material provides inherent corrosion resistance, making them perfect for electrical enclosures, marine components, and plumbing systems where moisture is a concern. The coarse UNC thread and Class 2A fit ensure quick, secure engagement, reducing the risk of cross-threading and assembly errors in high-volume production. With a tensile strength of 50,000 psi, they maintain integrity in vibratory environments, preventing loosening in machinery and equipment. Their fully threaded design offers superior clamping force, which is essential for securing panels and components in automotive, aerospace, and industrial assembly applications.
Specification Summary & Compliance
These screws feature a 4-40 UNC coarse thread with a Class 2A thread fit for standard dimensional accuracy and reliable performance. Manufacturing and quality are governed by ASME B18.6.3 specifications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring they are free of hazardous substances and safe for various industrial and consumer applications.
