S-91500A305 2-56 x 1" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws
Stainless Steel Phillips Flat Head 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 316 stainless steel construction, ideal for harsh environments and chemical exposure
- High tensile strength of 70,000 psi ensures reliable fastening under significant mechanical stress
- Passivated finish enhances surface durability and provides additional protection against oxidation
- Rockwell B80 hardness offers excellent wear resistance and maintains thread integrity
- Fully threaded design allows for maximum grip and uniform load distribution along the entire length
- Class 2A thread fit ensures smooth assembly and consistent performance in industrial applications
- Compliance with RoHS 3 and REACH guarantees environmental safety and regulatory adherence
Professional Applications & Engineering Value
These 2-56 UNC flat head Phillips screws in 316 stainless steel are engineered to address critical challenges in demanding industrial settings. The combination of passivated finish and high-grade material provides exceptional resistance to corrosion, making them ideal for marine, chemical processing, and outdoor applications where moisture and corrosive agents are prevalent. The coarse UNC threading and Class 2A fit facilitate quick, secure installation in various materials, reducing assembly time and minimizing the risk of cross-threading. With a flat head profile and Phillips drive, they offer a flush finish and reliable torque transfer, essential for machinery, electronics, and structural components requiring both aesthetic cleanliness and mechanical reliability.
Specification Summary & Compliance
This product adheres to ASME B18.6.3 specifications, ensuring dimensional accuracy and performance consistency. The thread fit is Class 2A with UNC coarse threading, providing standard tolerance for reliable engagement. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances. Additional specifications include a countersink angle of 82° and fully threaded design for versatile application use.
