S-92205A241 3/8"-16 x 1 1/4" Sealing Hex Head Screws

Key Features & Benefits at a Glance

• Superior Sealing Performance: Integrated silicone rubber O-ring creates reliable seals in high-pressure systems up to 20000 psi
• Exceptional Corrosion Resistance: 18-8 stainless steel construction withstands harsh industrial environments and chemical exposure
• Wide Temperature Tolerance: Maintains sealing integrity across extreme temperatures from -80° to 400°F
• High Strength Reliability: 80000 psi tensile strength and Rockwell B85 hardness ensure structural integrity under heavy loads
• Precision Thread Fit: Class 2A UNC coarse threads provide consistent engagement and vibration resistance
• Easy Installation & Maintenance: Standard external hex drive allows for quick assembly with common tools
• Regulatory Compliance: Meets RoHS 3 and REACH standards for global industrial applications

Professional Applications & Engineering Value

This 3/8"-16 UNC hex head screw delivers critical sealing performance in demanding industrial applications where pressure integrity and environmental resistance are paramount. The combination of 18-8 stainless steel construction and silicone rubber O-ring addresses common failure points in hydraulic systems, pneumatic equipment, and processing machinery exposed to extreme temperatures and pressures. The fully threaded design with Class 2A thread fit ensures uniform load distribution and prevents leakage paths, while the external hex drive facilitates efficient installation in confined spaces. Engineered for applications requiring reliable sealing under 20000 psi pressure ratings, this screw solves vibration-induced loosening and corrosion challenges in chemical processing, oil and gas, and heavy equipment industries.

Specification Summary & Compliance

This hex head screw features precision 3/8"-16 UNC coarse threads with Class 2A thread fit tolerance for consistent mating performance. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The fully threaded design maintains 0.375" thread diameter with right-hand threading orientation, supporting maximum hole diameters of 0.399". Mechanical properties include 80000 psi tensile strength and Rockwell B85 hardness, ensuring dimensional stability and load-bearing capacity in industrial applications.