
Structural Hex Nuts
Heavy Hex Nuts A563 - Plain Steel
- Comparable to hex finish nuts but thicker and stronger
- Typically used for creating structures through steel to steel structural connections
- Often applied alongside structural bolts and washers to metal beams and girders
- Compatible with A325 and A490 Structural Bolts
- May contain a light coating of oil
- ASTM A563
Nut Sizes | Flats | Thickness |
1/2"-13 | 0.875" | 0.504" |
5/8"-11 | 1.062" | 0.631" |
3/4"-10 | 1.250" | 0.758" |
7/8"-9 | 1.438" | 0.885" |
1"-8 | 1.625" | 1.012" |
1-1/4"-7 | 2.000" | 1.251" |
See Product Specifications