S-90429A119 3-48 x 5/8" ASTM F835 Alloy Steel Hex Drive Flat Head Screws
Alloy Steel Hex Drive Flat Head 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
- Exceptional tensile strength of 130,000 psi ensures reliable, long-lasting fastening in demanding industrial environments.
- Black-oxide finish on alloy steel provides enhanced corrosion resistance, extending service life in harsh conditions.
- Class 3A thread fit guarantees precise, tight engagement for secure assemblies with minimal risk of loosening.
- Fully threaded design offers consistent holding power along the entire 5/8" length for versatile application use.
- 82° countersink angle and flat head allow for a flush, low-profile installation, improving aesthetics and safety.
- Hex drive (1/16") enables easy installation and removal with standard tools, reducing assembly time and effort.
- Rockwell C39 hardness ensures high durability and resistance to wear, maintaining performance under repeated stress.
Professional Applications & Engineering Value
Engineered for precision and reliability, these 3-48 UNC flat head screws are ideal for applications where space constraints and corrosion resistance are critical. Made from black-oxide alloy steel, they address common industrial challenges such as fastener failure due to vibration and environmental exposure. The fully threaded coarse (UNC) design ensures maximum grip in materials like metal and hardened plastics, while the hex drive simplifies installation in tight spaces. Commonly used in electronics, machinery, and automotive assemblies, these screws provide a secure, flush-mount solution that meets rigorous engineering standards, reducing maintenance needs and enhancing product longevity.
Specification Summary & Compliance
This product adheres to Class 3A thread fit and UNC coarse threading for precise dimensional accuracy. It conforms to ASME B18.3 and ASTM F835 specifications, ensuring consistent quality and performance. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible and safe usage in global markets.
