S-95508A200 5/16"-18 ASME B1.1 Weld Nuts
Weld Nuts
Image may differ from product. See technical specification for details.
Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
Geometric Parameters
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance thanks to 18-8 Stainless Steel construction, ensuring long-term reliability in harsh environments
- Secure and permanent fastening via welding, with a 15/32" collar diameter and 0.047" height for optimal weld integrity
- Excellent thread engagement and durability provided by the Class 2B thread fit and coarse UNC thread spacing
- Guaranteed dimensional accuracy and interchangeability through compliance with the ASME B1.1 standard
- Simplified installation with a right-hand thread direction and compatibility with a 31/64" hole diameter
- Environmental and regulatory safety ensured by full compliance with REACH and RoHS 3 directives
- Robust hex shape for easy handling and tool application during the welding process
Professional Applications & Engineering Value
This 5/16"-18 UNC Hex Weld Nut is engineered to address critical challenges in industrial assembly, where vibration, corrosion, and the need for permanent, high-strength fastening are common. The 18-8 Stainless Steel material provides exceptional resistance to rust and chemical exposure, making it ideal for use in outdoor equipment, marine applications, food processing machinery, and structural frameworks. Its coarse thread design and Class 2B thread fit ensure reliable performance even in environments prone to debris or thermal expansion, reducing the risk of thread stripping. The nut’s design, including its specific collar dimensions, ensures a strong weld joint that maintains integrity under stress, offering a dependable solution for fabricators and engineers who require a fastener that combines durability with regulatory compliance.
Specification Summary & Compliance
This weld nut features a 5/16"-18 UNC thread with Class 2B thread fit and coarse spacing, manufactured to ASME B1.1 specifications for dimensional accuracy. Key dimensions include a collar diameter of 15/32", collar height of 0.047", and compatibility with a 31/64" hole diameter. The product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) environmental standards.
