S-95198A329 10-32 x 1 1/8" ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Superior Sealing Performance: Integrated Buna-N O-ring provides reliable sealing up to 1500 psi, preventing leaks in high-pressure applications.
• Exceptional Corrosion Resistance: Made from 18-8 Stainless Steel, offering excellent durability in harsh environments and prolonged service life.
• High Tensile Strength: Withstands up to 100,000 psi, ensuring secure fastening under heavy loads and reducing the risk of failure.
• Precise Thread Fit: Class 3A UNF fine threads deliver tight, vibration-resistant connections for enhanced assembly reliability.
• Wide Temperature Tolerance: O-ring functions effectively from -40° to 225°F, maintaining seal integrity across diverse operating conditions.
• Standardized Socket Drive: 5/32" hex drive allows for easy installation with common tools, improving efficiency in maintenance and assembly.
• Full Thread Engagement: Fully threaded design ensures maximum grip and uniform stress distribution along the entire length.

Professional Applications & Engineering Value

This socket head cap screw is engineered to address critical sealing and mechanical fastening challenges in industrial settings. The 18-8 stainless steel construction provides robust resistance to corrosion and oxidation, making it ideal for applications in chemical processing, marine equipment, and outdoor machinery. The 10-32 UNF fine thread with Class 3A fit ensures minimal backlash and superior holding power in dynamic or vibrating environments, such as pumps, compressors, and hydraulic systems. The inclusion of a Buna-N rubber O-ring enhances its value by creating a dependable seal against fluids and gases, preventing leaks that could lead to system failures or downtime. This combination of high tensile strength and sealing features makes it a go-to solution for engineers seeking reliability in high-pressure sealing applications, reducing maintenance needs and improving operational safety.

Specification Summary & Compliance

This screw features precise Class 3A thread fit per UNF standards, ensuring tight tolerances for reliable fastening. It complies with ASME B18.3, DIN 912, and ISO 4762 manufacturing specifications, guaranteeing dimensional accuracy and interoperability. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its environmental and safety compliance for global industrial use.