S-92311A619 3/8"-16 x 1/2" ASME B18.3 Set Screws
Set Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Maximum holding power with Class 3A thread fit for secure, vibration-resistant fastening in demanding applications
- Superior corrosion resistance thanks to 18-8 Stainless Steel construction, ideal for harsh or humid environments
- Enhanced durability with Rockwell B80 hardness, resisting wear and deformation under load
- Reliable engagement from the cup tip design, providing positive locking and minimizing component damage
- Easy installation and removal with the 3/16" hex drive, allowing for high torque application in confined spaces
- Broad compatibility with UNC coarse threads (3/8"-16), ensuring easy sourcing and replacement in standard assemblies
- Regulatory peace of mind by meeting ASME B18.3, RoHS 3, and REACH standards for quality and environmental compliance
Professional Applications & Engineering Value
This hex headless set screw is engineered for precision industrial applications where space is limited and reliability is non-negotiable. Made from 18-8 Stainless Steel, it offers excellent resistance to rust and corrosion, making it suitable for machinery, automotive components, and outdoor equipment exposed to moisture or chemicals. The Class 3A thread fit and UNC coarse threading ensure tight tolerances and quick assembly, reducing the risk of loosening under vibration. The cup tip provides concentrated clamping force, securely fastening shafts, collars, and pulleys without slipping. Ideal for OEMs and maintenance teams, this set screw delivers consistent performance in high-stress environments, enhancing the longevity and safety of mechanical systems.
Specification Summary & Compliance
This set screw features a 3/8"-16 UNC thread with Class 3A fit for precise dimensional accuracy, a 1/2" length, and coarse thread spacing per standard specifications. It complies with ASME B18.3 manufacturing standards, ensuring consistent quality and interchangeability. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for hazardous substances.
