S-91772A289 12-24 x 3/8" 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, ideal for harsh industrial environments
- High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
- Rockwell B70 hardness provides excellent durability and resistance to wear during installation and use
- Coarse UNC threads enable faster installation and better grip in a wide range of materials
- Fully threaded design offers maximum holding power along the entire screw length
- Phillips No. 3 drive allows for efficient torque application and reduced cam-out risk
- Class 2A thread fit ensures consistent, reliable engagement with standard nuts and tapped holes
Professional Applications & Engineering Value
These 12-24 UNC coarse thread pan head screws deliver exceptional engineering value in demanding industrial applications where corrosion resistance and mechanical strength are critical. The passivated 18-8 stainless steel construction provides superior protection against rust and chemical exposure, making them ideal for outdoor equipment, marine components, and chemical processing facilities. The fully threaded design ensures maximum load distribution, while the coarse thread pitch prevents cross-threading and enables quick assembly in various substrates. With their rounded pan head profile and Phillips drive, these screws offer both aesthetic appeal and practical installation efficiency for machinery, electrical enclosures, and structural assemblies requiring reliable, long-term fastening solutions.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with UNC coarse threading (12-24 size) and 3/8" length. Complies with ASME B18.6.3 manufacturing standards for dimensional accuracy and performance. Meets environmental regulations including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring safe use in regulated industries.
