S-91845A038 1"-8 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
- Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
- Reliable coarse threading (1"-8 UNC) provides faster assembly and reduced cross-threading risk
- Precision Class 2B thread fit ensures consistent engagement and vibration resistance
- Standard external hex profile offers excellent tool accessibility and torque transmission
- Heavy-duty dimensions (1½" width, 55/64" height) deliver exceptional load distribution
- Full regulatory compliance with RoHS 3 and REACH standards for global supply chain integration
- Right-hand thread direction maintains compatibility with standard industrial equipment
Professional Applications & Engineering Value
This 1"-8 UNC coarse thread hex nut addresses critical industrial fastening challenges where vibration resistance and corrosion protection are paramount. The 18-8 stainless steel composition prevents rust and chemical degradation in manufacturing, marine, and outdoor applications. The coarse thread design enables rapid installation in high-volume assembly lines while maintaining Class 2B thread fit precision for secure, long-term fastening. The standard external hex drive accommodates common wrenching tools, reducing installation time and minimizing stripped fastener incidents. These heavy-duty hex nuts provide engineering solutions for structural connections, machinery assembly, and infrastructure projects requiring dependable inch-system fasteners.
Specification Summary & Compliance
Manufactured to UNC coarse thread standards with Class 2B thread fit tolerances ensuring precise mating with corresponding bolts. The external hex drive conforms to standard industrial wrenching specifications. This product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, containing no restricted substances per the latest SVHC list. Dimensions maintain precision at 1½" across flats and 55/64" height for consistent performance in industrial fastener applications.
