S-90272A310 1/4"-20 x 2 3/4" 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 zinc-plated steel construction, ensuring long-term durability in harsh industrial environments
- Superior holding power from fully threaded UNC coarse spacing, providing reliable fastening in various materials
- High tensile strength of 60,000 PSI delivers robust performance for heavy-duty applications without failure
- Precise Class 2A thread fit guarantees smooth installation and consistent engagement with mating components
- Optimized Phillips No. 3 drive enables efficient torque transfer and reduces cam-out during installation
- Standard pan head design offers a low-profile, rounded finish that minimizes snagging and improves safety
- Full compliance with ASME B18.6.3, RoHS 3, and REACH ensures regulatory adherence for global industrial use
Professional Applications & Engineering Value
These zinc-plated steel screws with UNC coarse threads are engineered to address critical fastening challenges in industrial settings. The combination of 60,000 PSI tensile strength and Rockwell B70 hardness provides exceptional resistance to shear and vibrational loosening, making them ideal for machinery assembly, structural frameworks, and automotive components. The fully threaded design ensures maximum grip length, while the Phillips pan head allows for flush mounting in confined spaces. This screw is particularly valuable in applications requiring reliable corrosion protection and compliance with stringent industry standards, reducing maintenance costs and enhancing operational safety.
Specification Summary & Compliance
This product features precise Class 2A thread fit with UNC coarse spacing (1/4"-20) and a length of 2-3/4". It meets ASME B18.6.3 manufacturing specifications for dimensional accuracy and performance. The screw is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for industrial procurement.
