S-90272A126 5-40 x 3/8" ASME B18.6.3 Steel Pan Head Phillips Screws
Steel Pan Head Phillips Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction, ensuring long-term reliability in demanding industrial environments.
- Exceptional holding power from 60,000 psi tensile strength and Rockwell B70 hardness, preventing fastener failure under high stress.
- Effortless installation and removal with Phillips No. 2 drive and fully threaded coarse UNC design, reducing assembly time.
- Reliable thread engagement due to Class 2A thread fit, minimizing cross-threading and ensuring consistent performance.
- Broad compatibility with standard 5-40 UNC components, simplifying sourcing and replacement in various assemblies.
- Compliance with major industry standards including ASME B18.6.3, RoHS 3, and REACH, guaranteeing safety and regulatory adherence.
- Versatile rounded pan head design providing a low-profile finish that sits flush without snagging, ideal for compact spaces.
Professional Applications & Engineering Value
These zinc-plated steel rounded head screws with 5-40 UNC coarse threads are engineered to address common industrial fastening challenges, such as vibration loosening and corrosion-induced failure. The fully threaded design ensures maximum grip length, distributing load evenly and enhancing joint integrity in machinery, electronics, and automotive assemblies. The Phillips drive allows for quick, secure installation with standard tools, reducing labor costs and improving production efficiency. With a robust 60,000 psi tensile strength and Rockwell B70 hardness, these screws withstand high-stress applications without stripping or shearing, making them a dependable choice for industrial fastening solutions that demand durability and precision.
Specification Summary & Compliance
This product adheres to precise dimensional tolerances, including Class 2A thread fit for consistent engagement and UNC coarse threading per inch-system standards. It meets ASME B18.6.3 specifications for mechanical and dimensional requirements, ensuring interoperability in professional settings. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it is free from hazardous substances, supporting sustainable and safe manufacturing practices.
