S-91412A510 1/2"-13 x 1 1/2" Stainless Steel Thread-Locking Hex Head Screws
Stainless Steel Thread-Locking Hex 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
- Vibration-resistant locking with permanent nylon patch that maintains secure fastening in demanding applications
- Superior corrosion resistance provided by 18-8 stainless steel construction for extended service life
- High-strength performance with 70,000 psi tensile strength and Rockwell B70 hardness for heavy-duty applications
- Wide temperature tolerance from -55° to 250°F ensures reliable performance in extreme environments
- Precise thread engagement with Class 2A UNC coarse threads for easy installation and secure fit
- Full threading design provides maximum grip length and uniform stress distribution
- Environmental compliance with RoHS 3 and REACH standards for sustainable manufacturing
Professional Applications & Engineering Value
These 1/2"-13 UNC hex head screws with nylon patch thread locking technology solve critical vibration-induced loosening problems in industrial assemblies. The 18-8 stainless steel construction provides exceptional corrosion resistance, making them ideal for harsh environments including marine, chemical processing, and outdoor equipment. The coarse thread design ensures quick installation and reliable performance in materials where fine threads might strip. With their external hex drive and full threading, these screws deliver maximum clamping force and ease of installation in heavy machinery, structural steel connections, and manufacturing equipment where vibration resistance and corrosion protection are paramount.
Specification Summary & Compliance
This industrial fastener features precision Class 2A thread fit with UNC coarse threading standards, ensuring consistent performance and interchangeability. Manufactured to exact dimensional specifications with a 1-1/2" length, 3/4" head width, and external hex drive configuration. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest industry standards for hazardous substance restrictions and chemical safety.
