Specifications
B-13 Coil Nut and B-25 Heavy Coil Nut Selection Chart
| Safe Working Load Tension (lbs) | |||||
| Coil Nut Type | Diameter | Approx. Height | Width Across Flats A |
Using One B-13 Nut |
Using Two B-13 Nuts or One B-25 Heavy Nut |
| B-13 | 1/2″ | 7/16″ | 7/8″ | 6,000 | 9,000 |
| B-25 | 1/2″ | 1-3/16″ | 1-1/8″ | — | 9,000 |
| B-13 | 3/4″ | 5/8″ | 1-1/8″ | 9,000 | 18,000 |
| B-25 | 3/4″ | 1-3/16″ | 1-1/8″ | — | 18,000 |
| B-13 | 1″ | 1″ | 1-5/8″ | 18,000 | 37,500 |
| B-25 | 1″ | 2″ | 1-3/8″ | — | 37,500 |
| B-13 | 1-1/4″ | 1-1/4″ | 2″ | 27,000 | 56,250 |
| B-25 |
1-1/2″ |
1-1/2″ | 2-3/8″ | 40,500 | 67,500 |
*SWL provides a factor of safety of approximately 2 to 1.