S-94355A720 5/16"-18 x 3/4" ASME B18.3 Set Screws
Set 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, ideal for harsh industrial environments
- Maximum holding power ensured by Class 3A thread fit for precise, secure fastening in demanding applications
- High durability with Rockwell B80 hardness, providing excellent wear resistance and long service life
- Easy and secure installation using the hex drive design, allowing for high torque application without slippage
- Reliable performance in heavy-duty settings with coarse UNC threads that resist loosening under vibration
- Flat tip design offers concentrated contact pressure for firm component positioning without damage
- Compliance with industry standards including ASME B18.3, ensuring consistent quality and interchangeability
Professional Applications & Engineering Value
This 5/16"-18 UNC set screw is engineered to address critical challenges in industrial assembly, where vibration resistance and secure component fixation are paramount. Made from 18-8 stainless steel, it provides excellent corrosion resistance, reducing maintenance needs in humid or chemical-exposed environments. The Class 3A thread fit and coarse UNC thread design ensure tight tolerances and reliable grip, preventing unintentional loosening in machinery, automotive, and aerospace applications. The hex headless and flat tip configuration allows for flush mounting and concentrated clamping force, making it ideal for securing gears, pulleys, and collars on shafts. With its Rockwell B80 hardness, it withstands repeated adjustments and heavy loads, delivering long-term engineering value and reducing downtime in production lines.
Specification Summary & Compliance
This set screw adheres to precise dimensional standards with a Class 3A thread fit for inch-series UNC threads, ensuring high accuracy and interchangeability. It meets ASME B18.3 specifications for set screws, guaranteeing consistent manufacturing quality. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and safe for various industrial and international markets.
