S-92185A573 5/16"-18 x 4 1/2" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws
Super-Corrosion-Resistant 316 Stainless Steel 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
- Exceptional corrosion resistance with 316 stainless steel construction, ideal for harsh environments and chemical exposure
- Superior thread engagement and reliability through Class 3A thread fit, ensuring precise assembly and vibration resistance
- High tensile strength of 70,000 psi provides dependable load-bearing capacity for demanding mechanical applications
- Enhanced surface protection with passivated finish that increases corrosion resistance and extends service life
- Secure hex drive installation with 1/4" drive size offering excellent torque transmission and reduced stripping risk
- Optimized thread design with 5/16"-18 UNC coarse threads for faster installation and better performance in softer materials
- Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe use across various industries
Professional Applications & Engineering Value
This 316 stainless steel socket head cap screw delivers exceptional performance in demanding industrial environments where corrosion resistance and mechanical reliability are critical. The combination of Class 3A thread fit and UNC coarse threads ensures secure fastening in applications subject to vibration and dynamic loads, while the passivated finish provides an additional protective layer against chemical exposure and atmospheric corrosion. Engineered with Rockwell B70 hardness and 70,000 psi tensile strength, this fastener maintains structural integrity in heavy machinery, marine equipment, chemical processing systems, and food processing applications where stainless steel fasteners must withstand both mechanical stress and environmental challenges.
Specification Summary & Compliance
This socket head cap screw features precision 5/16"-18 UNC coarse threads with Class 3A thread fit for superior dimensional accuracy and engagement. The partially threaded design with minimum thread length of 1-1/8" provides optimal clamping force distribution. Manufactured from 316 stainless steel with Rockwell B70 hardness and 70,000 psi tensile strength, this fastener complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors.
