S-92224A171 8-32 x 2 1/2" ASME B18.6.3 Steel Pan Head Phillips Screws
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
- Exceptional corrosion resistance with black oxide coating for extended service life in demanding environments
- Superior mechanical strength with 60,000 psi tensile strength and Rockwell B70 hardness for heavy-duty applications
- Reliable thread engagement with Class 2A fit UNC coarse threads ensuring secure fastening and vibration resistance
- Optimized drive performance featuring No. 2 Phillips drive for efficient installation and reduced cam-out
- Full threading coverage along the 2-1/2" length provides maximum grip and load distribution
- Industry-standard compliance meeting ASME B18.6.3 specifications for consistent quality and interchangeability
- Environmental responsibility with RoHS 3 and REACH compliance for safe industrial use
Professional Applications & Engineering Value
These black oxide steel rounded head screws deliver exceptional performance in demanding industrial environments where corrosion resistance and mechanical reliability are paramount. The 8-32 UNC coarse thread configuration with Class 2A fit ensures rapid assembly and secure fastening in materials where fine threads might strip or fail. The pan head design provides a low-profile seating surface while the No. 2 Phillips drive offers familiar, efficient installation across manufacturing, machinery assembly, and equipment maintenance applications. With full threading along the entire 2-1/2" length, these screws maximize thread engagement for superior load distribution in structural components, electrical enclosures, and heavy machinery where vibration resistance and long-term reliability are critical requirements.
Specification Summary & Compliance
This 8-32 UNC coarse thread screw features precise Class 2A thread fit tolerances and complies with ASME B18.6.3 manufacturing standards. The product meets RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) regulations for chemical safety. Manufactured from high-strength steel with black oxide surface treatment, the screw maintains dimensional accuracy and mechanical properties specified under industry standards for reliable performance in professional applications.
