S-92224A229 1/4"-20 x 1 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
- Enhanced corrosion resistance with black oxide steel coating, ideal for industrial environments prone to moisture and wear
- Superior holding power from 60,000 psi tensile strength and Rockwell B70 hardness, ensuring reliable fastening under stress
- Quick and easy installation with Phillips No. 3 drive and UNC coarse threading, reducing assembly time and effort
- Consistent thread engagement due to Class 2A thread fit and fully threaded design, minimizing loosening in vibration-prone applications
- Broad compatibility with standard UNC 1/4"-20 components, simplifying sourcing and replacement in existing systems
- Regulatory peace of mind with compliance to ASME B18.6.3, RoHS 3, and REACH, meeting strict industry and environmental standards
- Optimized head design featuring a rounded pan profile for a low-profile, secure fit without sharp edges
Professional Applications & Engineering Value
This black oxide steel pan head screw is engineered to address common industrial challenges such as corrosion, vibration-induced loosening, and assembly efficiency. The black oxide finish provides a durable barrier against rust, extending service life in harsh conditions like outdoor equipment or machinery exposed to chemicals. With UNC coarse threading and a Class 2A fit, it ensures rapid installation and reliable thread retention, reducing maintenance needs in applications like automotive assemblies, metal framing, and electrical enclosures. The combination of 60,000 psi tensile strength and fully threaded design delivers uniform load distribution, making it a trusted choice for industrial screws in high-stress environments where safety and durability are paramount.
Specification Summary & Compliance
This screw adheres to precise dimensional standards, including Class 2A thread fit for consistent tolerance and UNC 1/4"-20 coarse threading per ASME B18.6.3 specifications. It meets key regulatory requirements, such as RoHS 3 (2015/863/EU) compliance for restricted substance control and REACH (EC 1907/2006) compliance, ensuring environmental and safety standards are upheld in industrial supply chains.
