S-91855A114 3/4"-16 Cap Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and extended service life.
• Precise and reliable fastening ensured by Class 2B thread fit, minimizing the risk of cross-threading and ensuring consistent clamp load.
• High-torque application capability thanks to the external hex drive design, allowing for secure installation with standard tools.
• Excellent vibration resistance provided by the UNF fine thread (3/4"-16), maintaining joint integrity in dynamic loads.
• Enhanced safety and compliance with full RoHS 3 and REACH compliance, meeting strict industrial and environmental regulations.
• Robust and durable build with a standard cap nut profile and substantial dimensions (1 1/16" width, 1 5/32" height) for heavy-duty use.
• Wide industrial compatibility due to right-hand thread direction and inch measurement system, fitting common machinery and equipment.

Professional Applications & Engineering Value

This 3/4"-16 UNF cap nut is engineered to address critical challenges in industrial settings, such as corrosion-induced failure and thread stripping. The 18-8 stainless steel material offers exceptional resistance to rust and chemicals, making it suitable for applications in marine, chemical processing, and outdoor equipment. Its Class 2B thread fit and UNF fine thread design provide superior engagement and vibration resistance, reducing maintenance needs in high-stress assemblies like automotive, aerospace, and heavy machinery. The external hex drive allows for easy installation with common wrenches, enhancing efficiency on the production line while ensuring a secure, tamper-resistant finish with the enclosed cap end.

Specification Summary & Compliance

This cap nut adheres to UNF thread standards with a Class 2B thread fit for consistent dimensional accuracy and fine thread spacing (3/4"-16). It is manufactured from 18-8 stainless steel with a standard profile, right-hand thread direction, and dimensions of 1 1/16" width and 1 5/32" height. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety standards for industrial use.