S-95560A102 4-40 x 1/2" Stainless Steel Oversized-Flange Button Head Hex-Drive Screws
Stainless Steel Oversized-Flange Button Head Hex-Drive 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 in harsh environments due to premium 316 stainless steel construction
- Exceptional 80,000 psi tensile strength for reliable performance in high-stress applications
- Wide button head design with integrated flange provides increased bearing surface and prevents pull-through
- 1/16" hex drive ensures secure tool engagement and reduces stripping risk during installation
- Class 2A thread fit with coarse UNC threading enables quick assembly and reliable fastening
- Full threading along the 1/2" length allows for maximum adjustment flexibility and grip strength
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and global market acceptance
Professional Applications & Engineering Value
Engineered for demanding industrial environments, these 316 stainless steel rounded head screws deliver exceptional performance where corrosion resistance is critical. The wide button head design with integrated flange distributes clamping force evenly, preventing surface damage and maintaining seal integrity in assemblies. The coarse UNC 4-40 threading combined with Class 2A fit ensures rapid installation and reliable fastening in vibration-prone applications. The 1/16" hex drive provides positive torque transmission, reducing installation time while minimizing drive system wear. These fully threaded screws are ideal for marine equipment, chemical processing machinery, and food processing applications where both high tensile strength and environmental compliance are mandatory requirements.
Specification Summary & Compliance
This 4-40 UNC coarse thread screw features precise Class 2A thread fit tolerances and fully threaded 1/2" length construction. Manufactured from 316 stainless steel with Rockwell B85 hardness and 80,000 psi tensile strength, these fasteners comply with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets.
