S-91855A101 0-80 Cap Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction ensures long-term reliability in harsh or humid environments
• Precise Class 2B thread fit guarantees smooth assembly and secure fastening with minimal risk of cross-threading
• Fine UNF threading (0-80) provides increased thread engagement for enhanced vibration resistance in precision applications
• Compact 3/16" hex design offers easy installation with standard tools while maintaining a low profile
• Full regulatory compliance with RoHS 3 and REACH standards ensures environmental responsibility and global market acceptance
• Right-hand external hex drive enables quick installation and removal with common wrench tools
• Standard cap nut profile provides reliable end protection while maintaining consistent performance across applications

Professional Applications & Engineering Value

Engineered for precision applications where reliability and corrosion resistance are paramount, these 0-80 UNF cap nuts deliver exceptional performance in demanding environments. The 18-8 stainless steel construction provides excellent resistance to oxidation and chemical exposure, making these fine thread cap nuts ideal for electronics, aerospace components, medical devices, and marine equipment. The Class 2B thread fit ensures consistent engagement with mating components while the external hex drive design facilitates efficient assembly in confined spaces. With their 1/16" thread depth and right-hand threading, these cap nuts offer secure fastening solutions for precision instruments and sensitive equipment where vibration resistance and environmental durability are critical requirements.

Specification Summary & Compliance

This precision cap nut features 0-80 UNF fine threading with Class 2B thread fit tolerance, ensuring consistent performance with standard mating components. Manufactured to industry standards with a 3/16" hex width and 3/16" height in standard profile configuration. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental and safety standards for industrial applications worldwide.