S-95198A550 8-32 x 1" ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws
Sealing Socket 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 sealing performance with a silicone rubber O-ring that prevents leaks in high-pressure applications up to 1500 psi.
- Exceptional corrosion resistance thanks to 18-8 Stainless Steel construction, ideal for harsh industrial environments.
- High tensile strength of 100,000 psi ensures reliable, long-lasting fastening under heavy loads.
- Wide temperature tolerance from -80° to 400°F allows stable operation in extreme thermal conditions.
- Precise Class 3A thread fit provides secure, vibration-resistant connections with minimal risk of loosening.
- Easy installation and removal with a standard 9/64" hex drive, reducing assembly time and tool wear.
- Compliance with major international standards including ASME B18.3, DIN 912, and ISO 4762 for global project compatibility.
Professional Applications & Engineering Value
This Socket Head Cap Screw is engineered to address critical challenges in industrial fastening and fluid sealing systems. The combination of 18-8 Stainless Steel and a silicone rubber O-ring delivers robust performance in applications exposed to moisture, chemicals, and pressure fluctuations. The UNC coarse thread and Class 3A fit ensure quick assembly and high resistance to vibration, making it ideal for machinery, automotive, and HVAC systems. With a Rockwell B85 hardness and fully threaded design, it maintains integrity under stress, while the standard socket head allows for compact installations in confined spaces. This fastener is a reliable choice for engineers seeking durability and leak-proof security in demanding environments.
Specification Summary & Compliance
The screw features precise Class 3A thread fit per UNC standards, with a thread size of 8-32 and right-hand thread direction. It meets ASME B18.3, DIN 912, and ISO 4762 specifications for dimensional accuracy and performance. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability in industrial use.
