S-90841A190 10-32 x 3/4" ASME B18.3 High-Vacuum Cleaned-and-Bagged Vented Socket Head Screws
High-Vacuum Cleaned-and-Bagged Vented Socket Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in harsh environments
- Exceptional vacuum integrity with high vacuum rating and vented design (0.052" vent diameter) to prevent pressure buildup
- Precise thread engagement with Class 3A fit and UNF fine threads ensuring reliable, vibration-resistant connections
- High mechanical strength delivering 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
- Secure installation with 5/32" hex drive socket head providing reliable torque transmission and strip resistance
- Full thread coverage along the 3/4" length for maximum grip and load distribution in assemblies
- Regulatory compliance meeting ASME B18.3 standards and environmental regulations (RoHS 3, REACH) for global acceptance
Professional Applications & Engineering Value
This 18-8 stainless steel socket head cap screw is engineered for high-vacuum environments and precision assemblies where reliability is critical. The vented design prevents trapped air and pressure differentials that could compromise vacuum systems, while the Class 3A thread fit with UNF fine threads ensures tight, vibration-resistant connections in sensitive equipment. The combination of 70,000 psi tensile strength and corrosion-resistant 18-8 stainless steel makes these socket head cap screws ideal for semiconductor manufacturing, aerospace components, medical devices, and scientific instrumentation where failure is not an option. The 5/32" hex drive provides secure installation without cam-out, maintaining precision alignment in critical assemblies.
Specification Summary & Compliance
This 10-32 UNF socket head cap screw features Class 3A thread fit precision with right-hand fine threads and standard socket head profile. Manufacturing complies with ASME B18.3 specifications for dimensional accuracy and performance. The fastener meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance standards, ensuring suitability for global industrial applications requiring regulated material content.
