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The National Hardware U Bolt (#546-5/16" x 2-1/2" x 5") is a professional-grade, zinc-plated steel fastener designed for versatile use in automotive, plumbing, and industrial applications. Featuring a 5/16" diameter and complete with matching plate and nuts, it offers superior corrosion resistance and long-lasting durability, backed by over 100 years of manufacturing excellence.
| ASIN | B000BQUMVU |
| Best Sellers Rank | #83,800 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #65 in U-Bolts #1,027 in Door Latches & Bolts |
| Brand | National Hardware |
| Color | Zinc plated |
| Compatible Groove Diameter | 0.31 inches |
| Customer Reviews | 4.5 4.5 out of 5 stars (285) |
| Exterior Finish | Zinc |
| Fastener Size | 5/16" x 2-1/2" x 5" |
| Finish Types | Zinc plated |
| Global Trade Identification Number | 00038613126169 |
| Grade Rating | Grade 2 |
| Head Type | U-shaped |
| Included Components | National Hardware N222-562 DP2190BC U Bolt Zinc plated, 5/16" x 2-1/2" x 5" |
| Item Diameter | 0.31 inches |
| Item Dimensions | 12.3 x 4.3 x 5.9 inches |
| Item Hardness | Grade 2 |
| Item Highlight | Clamps Around 2-1/2 in Pipe or Posts; Plate and Nuts Included, WeatherGuard Coating Resists Rust |
| Item Type Name | Stanley National Hardware N222-562 DP2190BC U Bolt Zinc plated, 5/16" x 2-1/2" x 5" |
| Item Weight | 0.27 g |
| Manufacturer | National Hardware |
| Manufacturer Grade | Grade Z1 |
| Material Type | Stainless Steel |
| Metal Type | zinc-coated steel |
| Model | N222-562 |
| Number Of Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Outside Diameter | 0.31 inches |
| Part Number | N222-315 |
| Screw Head Style | U-Bolt |
| Screw Point Style | U-Bolt |
| Set Name | National Hardware N222-562 DP2190BC U Bolt Set (1 U Bolt, 1 Plate, 2 Nuts) |
| Set Screw Thread Type | Unc Or Unf |
| Size Name | 1 Count (Pack of 1) |
| Thread Coverage | Threaded on Both End |
| Thread Size | 5/16 Inch-18 |
| Thread Style | Right Hand |
| Thread Type | Unc Or Unf |
| UPC | 038613126169 |
| Unit Count | 1 Count |
| Warranty Description | Warranty |
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