S-91855A700 1"-14 Cap Nuts

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• Precise, secure fastening ensured by the Class 2B thread fit, minimizing the risk of cross-threading and loosening under vibration.
• Superior torque application and easy installation with the external hex drive design, compatible with standard tools for efficient assembly.
• Enhanced thread engagement and strength from the 1"-14 UNF fine thread profile, providing a robust connection in high-stress applications.
• Full thread depth of 1 inch for maximum grip and load distribution, improving joint integrity in heavy-duty assemblies.
• Compliance with stringent environmental regulations, including RoHS 3 and REACH, ensuring safety and suitability for global markets.
• Durable, standard cap nut profile that offers reliable sealing and protection for threaded ends, extending equipment life.

Professional Applications & Engineering Value

This 1"-14 UNF fine thread cap nut is engineered from 18-8 stainless steel to address common industrial challenges such as corrosion, vibration-induced loosening, and high mechanical stress. The Class 2B thread fit provides consistent accuracy, reducing assembly errors and maintenance downtime in machinery, automotive, and construction sectors. With an external hex drive, it allows for quick, tool-friendly installation, while the right-hand thread direction and fine thread spacing enhance clamping force in critical joints. Ideal for applications requiring robust heavy-duty fasteners, this nut ensures long-term performance in demanding environments, from marine equipment to industrial assemblies, by combining material durability with precision threading.

Specification Summary & Compliance

This cap nut adheres to UNF thread type standards with a Class 2B thread fit for precise dimensional tolerance, ensuring reliable compatibility in inch-based systems. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming its safety for environmental and health regulations. The specifications include a thread size of 1"-14, fine spacing, and standard dimensions (width: 1 7/16", height: 1 33/64"), manufactured to support consistent performance in industrial fastening applications.