Product Description
National 2163BC Hook Bolt 5/16 In. x 5 In. is designed for hanging in marine and other outdoor applications. It features standard machine screw threads manufactured from stainless steel wire. Includes (2) hex nuts. Protected with corrosion-resistant WeatherGuard™ finish. When subjected to 312 hours of salt fog spray testing (BHMA A138.18), zinc-plated hardware showed severe corrosion while hardware with WeatherGuard™ protection withstood these harsh conditions with very little deterioration.
Product Specifications
| Availability | Buy In Store |
|---|---|
| Feature Products | – |
| Model Number | N221-713 |
| Product Material | Stainless Steel |
| Spec Package Size | 1 pk. |
| Size | 5/16 in. x 5 in. |
| Weight | 0.127000 |





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