S-92205A523 1/2"-13 x 1/2" Sealing Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in harsh environments
• Exceptional sealing capability through integrated silicone rubber O-ring that prevents leaks under extreme pressure conditions
• High tensile strength rating of 80,000 psi ensures reliable performance in demanding industrial applications
• Wide temperature tolerance from -80° to 400°F maintains sealing integrity across diverse operating conditions
• Precision Class 2A thread fit provides consistent engagement and reliable fastening in UNC coarse thread applications
• Maximum pressure resistance up to 20,000 psi for high-pressure system security and leak prevention
• External hex drive design enables easy installation and removal with standard tools while providing secure torque transmission

Professional Applications & Engineering Value

This 1/2"-13 UNC hex head screw delivers critical engineering solutions for industrial applications requiring both robust fastening and reliable sealing. The 18-8 stainless steel construction provides excellent corrosion resistance, while the integrated silicone rubber O-ring creates a permanent seal that withstands extreme temperature fluctuations from -80° to 400°F. The coarse thread UNC design ensures quick installation and superior holding power in high-vibration environments. Engineered for high-pressure applications up to 20,000 psi, this fully threaded fastener solves critical leakage problems in hydraulic systems, pressure vessels, and industrial equipment where environmental sealing is paramount. The combination of 80,000 psi tensile strength and precision Class 2A thread fit guarantees reliable performance in the most demanding mechanical assemblies.

Specification Summary & Compliance

This 1/2"-13 UNC hex head screw features precision Class 2A thread fit with coarse thread spacing and right-hand threading. Manufactured from 18-8 stainless steel with Rockwell B85 hardness and fully threaded design. The sealing system incorporates silicone rubber O-ring technology compatible with maximum hole diameter of 0.534". The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial applications.