S-91875A103 7/8"-14 Cap Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh industrial environments
• Precise thread engagement with Class 2B UNF fine threads ensuring reliable, vibration-resistant connections
• Secure installation and removal through external hex drive design providing excellent torque transmission
• Complete thread protection with standard cap nut profile that shields threads from damage and contamination
• Environmental compliance assurance with RoHS 3 certification meeting strict regulatory requirements
• Optimal strength-to-weight ratio from heavy-duty steel material supporting demanding mechanical applications
• Industry-standard compatibility with inch measurement system and UNF thread specifications for seamless integration

Professional Applications & Engineering Value

This 7/8"-14 UNF Class 2B cap nut delivers exceptional engineering value through its zinc-plated steel construction and fine thread design, specifically engineered to address critical industrial fastening challenges. The external hex drive enables high-torque installation in confined spaces while maintaining secure connections against vibration loosening. The standard cap nut profile provides complete thread protection in applications where exposed threads could collect debris or suffer damage. Ideal for heavy machinery, automotive assemblies, and industrial equipment requiring reliable fastening solutions, this component combines corrosion resistance with precise Class 2B thread fit to ensure long-term performance in demanding environments where fastener integrity is paramount.

Specification Summary & Compliance

Manufactured to exacting standards with Class 2B thread fit tolerance and UNF fine thread specifications (7/8"-14). Features right-hand thread direction and standard cap nut profile with dimensions of 1 1/4" width and 1 23/64" height. Compliant with RoHS 3 (2015/863/EU) regulations under exemption 6(a)-I for lead as an alloying element in steel. Engineered for compatibility with inch measurement system components and industrial fastening applications requiring precise thread engagement and environmental compliance.