S-90104A113 5/8"-18 x 2 1/8" Coupling Nuts
Coupling Nuts
Image may differ from product. See technical specification for details.
Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance with 316 stainless steel construction for extended service life in harsh environments
- Precise thread engagement with Class 2B thread fit ensuring reliable, vibration-resistant connections
- Maximum connection strength through fully threaded design that distributes load evenly across the entire length
- Easy installation and removal with external hex drive style providing excellent tool access and torque application
- Fine thread advantage offering better adjustment precision and superior resistance to loosening under vibration
- Industry compliance assurance meeting RoHS 3 and REACH standards for environmental and workplace safety
- Universal compatibility with 5/8"-18 UNF right-hand threaded components in various industrial applications
Professional Applications & Engineering Value
This 316 stainless steel coupling nut delivers exceptional performance in demanding environments where corrosion resistance is critical. The fully threaded design with UNF fine threading provides maximum thread engagement, creating stronger, more reliable connections between threaded rods or studs. The external hex drive allows for straightforward installation even in confined spaces, while the Class 2B thread fit ensures consistent, precise mating with mating components. Ideal for chemical processing, marine applications, food processing equipment, and architectural installations, this coupling nut solves common challenges of corrosion-induced failure and connection instability in industrial fastening systems.
Specification Summary & Compliance
This coupling nut features 5/8"-18 UNF fine threading with Class 2B thread fit for precise dimensional accuracy. Manufactured from 316 stainless steel with standard coupling nut profile and fully threaded right-hand design. The product is RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting current industrial safety and environmental standards. Dimensions include 13/16" width and 2 1/8" length for consistent performance across applications.
