S-94804A040 1 1/4"-7 Hex Nuts
Hex Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Exceptional corrosion resistance from 316 Stainless Steel construction, ideal for harsh industrial environments and extended service life
- Reliable coarse thread engagement with UNC 1 1/4"-7 specification for faster assembly and reduced cross-threading risk
- Precise Class 2B thread fit ensures consistent mating with male threads, minimizing loosening under vibration
- Standard external hex drive design provides universal tool compatibility and high torque capability for secure fastening
- Heavy-duty dimensions (1 7/8" width, 1 1/16" height) deliver superior load distribution and mechanical strength
- Full regulatory compliance with RoHS 3 and REACH standards for environmentally safe usage in regulated industries
- Right-hand thread direction offers standardized installation compatible with common industrial equipment
Professional Applications & Engineering Value
This heavy-duty UNC hex nut addresses critical challenges in industrial fastening where corrosion and mechanical stress compromise component integrity. The 316 Stainless Steel material provides superior pitting resistance in chemical processing, marine, and food equipment applications, while the coarse thread spacing maintains holding power in high-vibration machinery. The Class 2B thread fit guarantees consistent engagement with external hex drive compatibility for standardized maintenance procedures. Engineered for structural connections, piping systems, and heavy equipment assembly, this nut delivers long-term reliability where corrosion resistant fasteners are essential for operational safety and reduced maintenance cycles.
Specification Summary & Compliance
Manufactured to UNC 1 1/4"-7 coarse thread standards with Class 2B thread fit tolerance for precise mating. Dimensions include 1 7/8" width across flats and 1 1/16" height. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe usage in industrial applications requiring stringent material restrictions.
