S-92224A270 1/4"-20 x 12" 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 steel coating, ideal for demanding industrial environments
- High tensile strength of 60,000 psi ensures reliable performance under heavy loads and vibration
- Rockwell B70 hardness provides superior durability and resistance to wear and deformation
- Partially threaded UNC coarse thread design offers faster installation and improved grip in various materials
- Phillips No. 3 drive allows for secure, efficient driving with reduced cam-out risk
- Class 2A thread fit guarantees consistent, precise assembly with standard nuts and tapped holes
- Compliance with ASME B18.6.3, RoHS 3, and REACH ensures safety, quality, and environmental standards for global applications
Professional Applications & Engineering Value
Engineered for heavy-duty industrial use, this 1/4"-20 x 12" black oxide steel rounded head screw addresses common challenges in construction, machinery assembly, and equipment manufacturing. The black oxide finish significantly enhances corrosion resistance, extending service life in humid or corrosive conditions. With a partially threaded UNC coarse thread and Class 2A fit, it ensures quick, secure fastening in wood, metal, and composite materials, reducing installation time and improving joint integrity. The pan head profile and Phillips No. 3 drive provide a low-profile, flush fit and efficient torque transfer, minimizing strip-out and enhancing reliability in high-stress applications where vibration resistance and long-term performance are critical.
Specification Summary & Compliance
This screw features precise Class 2A thread fit and adheres to UNC coarse thread standards with a diameter of 0.25" and minimum thread length of 2". Manufactured in compliance with ASME B18.6.3 specifications, it ensures dimensional accuracy and performance consistency. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for industrial use.
