S-90275A155 6-32 x 1 1/4" ASME B18.6.3 Steel Slotted Flat Head Screws
Steel Slotted Flat Head 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 zinc-plated steel construction for longer service life in demanding environments
- Superior holding power with 60,000 psi tensile strength and Rockwell B70 hardness for reliable fastening under stress
- Easy installation and removal with standard slotted drive design and right-hand thread direction
- Optimal material engagement through UNC coarse threads and Class 2A fit for secure connections in various materials
- Flush surface finishing with 82° countersink angle and flat head profile for smooth, unobtrusive installations
- Maximum thread coverage with full threading along the 1-1/4" length for consistent grip strength
- Regulatory compliance assurance meeting ASME B18.6.3 standards and environmental regulations for quality and safety
Professional Applications & Engineering Value
These zinc-plated steel flat head screws deliver exceptional performance in industrial fastening applications where reliability and durability are paramount. The combination of 60,000 psi tensile strength and Rockwell B70 hardness ensures these fasteners maintain integrity under substantial mechanical stress, while the zinc plating provides essential corrosion protection for extended service life. The UNC coarse threads with Class 2A fit offer excellent engagement in various materials, reducing the risk of stripping and ensuring secure connections. The 82° countersink angle and flat head design allow for flush mounting in precision applications, making these slotted screws ideal for machinery, equipment assembly, and industrial maintenance where vibration resistance and long-term performance are critical requirements.
Specification Summary & Compliance
This 6-32 x 1-1/4" flat head slotted screw features precise Class 2A thread fit tolerances with UNC coarse threading and full threading along the entire shank length. Manufactured to ASME B18.6.3 specifications, the fastener ensures dimensional accuracy and performance reliability. The product maintains compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming adherence to strict substance restriction guidelines for industrial applications.
