S-95198A146 8-32 x 1/4" ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Superior sealing performance with integrated silicone rubber O-ring, effectively preventing fluid and gas leaks in demanding applications
• Exceptional pressure resistance up to 1500 psi, ensuring reliable performance in high-pressure hydraulic and pneumatic systems
• Wide temperature tolerance from -80° to 400°F, maintaining seal integrity across extreme environmental conditions
• High-strength 18-8 stainless steel construction with 100,000 psi tensile strength and Rockwell B85 hardness for superior corrosion resistance and durability
• Precision Class 3A thread fit providing tighter tolerances for secure fastening in critical assemblies
• Standard hex drive design with 9/64" drive size for easy installation and removal with common tools
• Full thread engagement along the 1/4" length for maximum holding power and distribution of load stresses

Professional Applications & Engineering Value

These socket head cap screws with integrated silicone rubber O-rings solve critical sealing challenges in industrial applications where fluid containment and pressure integrity are paramount. The 18-8 stainless steel construction provides excellent corrosion resistance for harsh environments, while the Class 3A UNC threads ensure precise engagement in tapped holes. Engineered for hydraulic systems, pneumatic equipment, and machinery requiring pressure sealing up to 1500 psi, these fasteners eliminate the need for separate sealing components, reducing assembly time and potential failure points. The combination of temperature-resistant silicone seals and high-strength stainless steel makes them ideal for applications experiencing thermal cycling or exposure to chemicals, providing long-term reliability in manufacturing, automotive, and processing equipment.

Specification Summary & Compliance

This 8-32 UNC thread socket head cap screw features precision Class 3A thread fit with coarse thread spacing for optimal engagement. Manufactured to meet ASME B18.3, DIN 912, and ISO 4762 standards, ensuring dimensional accuracy and interchangeability. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making them suitable for global industrial applications requiring strict material compliance.