S-91772A530 1/4"-20 x 11/16" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws
Stainless Steel 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 with Passivated 18-8 Stainless Steel construction, ensuring long-term reliability in harsh environments
- High tensile strength of 70,000 psi provides exceptional load-bearing capacity and resistance to mechanical stress
- Fully threaded UNC coarse spacing enables faster installation and improved grip in various materials
- Class 2A thread fit guarantees consistent, precise engagement with standard nuts and tapped holes
- Rounded pan head with No. 3 Phillips drive offers a low-profile finish and secure, slip-resistant driving
- Compliance with ASME B18.6.3 ensures dimensional accuracy and interchangeability in industrial assemblies
- RoHS 3 and REACH compliant for safe, environmentally responsible use in global markets
Professional Applications & Engineering Value
This 1/4"-20 x 11/16" Rounded Pan Head Phillips Screw is engineered to address common industrial challenges, such as corrosion-induced failure and assembly inefficiency. The Passivated 18-8 Stainless Steel material provides excellent resistance to rust and chemical exposure, making it ideal for outdoor equipment, marine hardware, and food processing machinery. The fully threaded UNC coarse spacing allows for rapid installation and strong holding power in metals, plastics, and wood, reducing labor time. With a rounded pan head and Phillips drive, it delivers a flush, aesthetically pleasing finish while minimizing cam-out during torque application. These features ensure reliable performance in industrial fastening applications where durability, speed, and regulatory compliance are critical.
Specification Summary & Compliance
This screw features a 1/4"-20 UNC thread with Class 2A fit and coarse spacing, ensuring precise dimensional tolerances for consistent mating. It is manufactured in accordance with ASME B18.6.3 specifications and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for restricted substance-free industrial use.
