S-92205A725 1/2"-13 x 1 1/4" Sealing Hex Head Screws
Sealing Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
Installation & Application
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in harsh environments
- Reliable high-pressure sealing up to 20,000 psi with integrated silicone rubber O-ring to prevent leaks and contamination
- Exceptional temperature tolerance from -80° to 400°F maintains sealing integrity across extreme operating conditions
- High tensile strength of 80,000 psi and Rockwell B85 hardness for dependable load-bearing capacity
- Precision Class 2A thread fit ensures smooth installation and consistent engagement in UNC coarse thread applications
- External hex drive design provides secure tool engagement for efficient installation and removal
- Full threading along the entire 1-1/4" length offers maximum fastening flexibility and adjustment capability
Professional Applications & Engineering Value
These 1/2"-13 UNC hex head screws deliver critical sealing performance for industrial applications where pressure integrity and environmental resistance are paramount. The 18-8 stainless steel construction provides excellent corrosion resistance, while the integrated silicone rubber O-ring creates a reliable seal against fluids and gases in high-pressure systems up to 20,000 psi. The coarse thread design ensures quick assembly and superior holding power in various materials, making these sealing screws ideal for hydraulic systems, pneumatic equipment, processing machinery, and other demanding industrial environments where vibration resistance and leak prevention are essential.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit standards with UNC coarse threading (1/2"-13) and full threading along the 1-1/4" length. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial applications. The external hex drive (3/4" width) accommodates standard tools for consistent installation torque and reliable performance.
