S-95198A420 6-32 x 1/2" 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
- Reliable Sealing Performance: Integrated silicone O-ring ensures leak-proof joints under pressures up to 1500 psi, ideal for hydraulic and pneumatic systems.
- Exceptional Corrosion Resistance: Made from 18-8 stainless steel, offering superior durability in harsh environments without rust or degradation.
- High Tensile Strength: Withstands up to 100,000 psi tensile load, providing secure fastening in high-stress industrial applications.
- Wide Temperature Tolerance: O-ring functions from -80° to 400°F, maintaining seal integrity in extreme thermal conditions.
- Precision Thread Fit: Class 3A UNC coarse threads ensure easy assembly and vibration resistance for long-term reliability.
- Industry Standard Compliance: Meets ASME B18.3, DIN 912, and ISO 4762 specifications, guaranteeing interchangeability and quality assurance.
- Environmental Safety: RoHS 3 and REACH compliant, ensuring safe use in regulated industries without hazardous substances.
Professional Applications & Engineering Value
This socket head cap screw with a silicone O-ring seal addresses critical sealing challenges in high-pressure applications such as fluid power systems, machinery enclosures, and automotive assemblies. The 18-8 stainless steel construction resists corrosion from moisture and chemicals, while the Class 3A thread fit and coarse UNC threads enable quick installation and secure holding power. Engineers value its ability to prevent leaks under 1500 psi maximum pressure, combined with temperature resilience from sub-zero to high-heat environments, reducing maintenance needs and enhancing operational safety in industrial settings.
Specification Summary & Compliance
This screw features a 6-32 UNC thread with Class 3A precision fit and fully threaded rod design for consistent engagement. Dimensions include a 1/2" length, 7/64" hex drive, and standard socket head profile. It complies with ASME B18.3, DIN 912, and ISO 4762 standards for dimensional accuracy, and meets RoHS 3 and REACH regulations for environmental safety.
