S-96738A052 5/16"-18 x 5/8" ASME B18.3 Vibration-Resistant Sealing Socket Head Screws
Vibration-Resistant 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
- Permanent vibration resistance with integrated Nylon Patch thread locker, ensuring reliable performance in high-stress environments
- Superior corrosion resistance from 18-8 Stainless Steel construction, ideal for harsh industrial and outdoor applications
- High tensile strength of 100,000 psi provides exceptional load-bearing capacity for critical assemblies
- Effective sealing up to 1500 psi with Buna-N rubber O-ring, preventing fluid and gas leakage in pressurized systems
- Precision Class 3A UNC coarse threads deliver secure, accurate fits with reduced cross-threading risk during installation
- Wide temperature tolerance from -70°F to 250°F, maintaining integrity across diverse operating conditions
- Standard hex socket drive allows for easy installation with common tools while providing a clean, flush finish
Professional Applications & Engineering Value
Engineered for demanding industrial applications, this 18-8 Stainless Steel Socket Head Cap Screw combines multiple locking and sealing technologies to solve critical engineering challenges. The Nylon Patch thread locker creates permanent vibration resistance in machinery, automotive, and aerospace assemblies, while the Buna-N O-ring provides reliable sealing in hydraulic and pneumatic systems operating up to 1500 psi. The Class 3A UNC coarse threads ensure precise engagement in high-vibration environments, reducing maintenance downtime. With exceptional tensile strength and corrosion resistance, these fasteners deliver long-term reliability in manufacturing equipment, processing systems, and structural applications where failure is not an option.
Specification Summary & Compliance
This socket head cap screw features precision Class 3A UNC coarse threads (5/16"-18) with full threading and meets ASME B18.3 manufacturing specifications. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. Manufacturing tolerances maintain exacting standards for head diameter (0.469"), length (5/8"), and drive size (1/4" hex) to guarantee consistent performance and interchangeability.
