S-97654A265 1/4"-20 x 1" Stainless Steel Flanged Button Head Hex-Drive Screws
Stainless Steel Flanged Button Head Hex-Drive 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
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish for long service life in harsh environments
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under heavy loads
- Precise Class 3A thread fit ensures secure fastening with minimal backlash in demanding applications
- Integrated flange design eliminates need for separate washers while providing superior load distribution
- Convenient 5/32" hex drive allows for easy installation and removal with standard tools
- Full threading along 1" length provides maximum engagement and adjustment flexibility
- Regulatory compliance meets RoHS 3 and REACH standards for use in regulated industries
Professional Applications & Engineering Value
These 1/4"-20 UNC fully threaded screws with Class 3A thread fit deliver exceptional precision for critical assembly applications where vibration resistance and dimensional accuracy are paramount. The 18-8 stainless steel construction, enhanced by passivated surface treatment, provides superior protection against chemical exposure and environmental corrosion in industrial settings. The combination of 70,000 psi tensile strength and integrated flanged button head design solves common engineering challenges by distributing clamp load effectively while maintaining a low-profile installation. Ideal for machinery, equipment manufacturing, and structural assemblies, these hex drive screws with coarse threading ensure rapid installation and reliable performance in high-stress applications.
Specification Summary & Compliance
Manufactured to precise Class 3A thread standards with UNC coarse threading (1/4"-20) and full threading along the 1" length. Features include 0.563" flange diameter, 5/32" hex drive, and right-hand thread direction. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors. The inch system measurement and specified dimensional tolerances guarantee interchangeability and consistent performance in professional applications.
