S-92185A105 4-40 x 3/16" 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
- Superior corrosion resistance with 316 stainless steel construction, ideal for harsh chemical and marine environments
- High tensile strength of 70,000 PSI ensures reliable load-bearing capacity and joint integrity under stress
- Precision Class 3A thread fit provides consistent engagement and reduces the risk of cross-threading during assembly
- Passivated surface finish enhances durability and provides an extra layer of protection against oxidation and wear
- Hex socket drive design allows for secure tool engagement and high torque application in confined spaces
- Compliance with RoHS 3 and REACH regulations guarantees safe use in regulated industrial and electronic applications
- Coarse UNC threads enable faster installation and better performance in materials prone to stripping
Professional Applications & Engineering Value
This 316 stainless steel socket head cap screw is engineered to address critical challenges in demanding environments where corrosion and mechanical stress are prevalent. The passivated finish significantly extends service life by preventing pitting and rust, making it suitable for chemical processing, marine equipment, and food-grade machinery. Its 4-40 UNC coarse thread with Class 3A fit ensures precise, repeatable fastening in assemblies requiring high vibration resistance. The hex drive and compact head profile facilitate installation in tight spaces, reducing assembly time and improving maintenance efficiency. Ideal for securing components in industrial machinery, electronics enclosures, and automotive systems, this screw delivers reliable performance where failure is not an option.
Specification Summary & Compliance
This socket head cap screw meets exacting dimensional standards with a Class 3A thread fit for superior accuracy and a UNC coarse thread profile. Manufactured from 316 stainless steel with a passivated finish, it achieves a tensile strength of 70,000 PSI and a hardness of Rockwell B70. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for use in regulated markets.
