| Properties | PFTL301E | ||||
| Nominal load | |||||
| (rated capacity) | kN | 0.1 | 0.2 | 0.5 | 1.0 |
| Lbs. | 22 | 45 | 112 | 225 | |
| Extended load | kN | 0.15 | 0.3 | 0.75 | 1.5 |
| Lbs. | 33 | 67 | 169 | 337 | |
| Permitted load | |||||
| Transverse direction | kN | 0.3 | 0.6 | 1.5 | 3.0 |
| (vertical) h=135 mm | Lbs. | 67 | 135 | 337 | 674 |
| Overload capacity | |||||
| Measurement direction | kN | 0.3 | 0.6 | 1.5 | 3.0 |
| (horizontal) | Lbs. | 67 | 135 | 337 | 674 |
| Transverse direction | kN | 0.5 | 1.0 | 2.5 | 5.0 |
| (vertical) h=135 mm | Lbs. | 112 | 225 | 562 | 1125 |
| Deflection | mm | 0.05 | 0.05 | 0.07 | 0.13 |
| 1/1000 in. | 2.0 | 2.0 | 2.8 | 5.0 | |
| Spring constant | kN/mm | 2.0 | 4.0 | 7.0 | 8.0 |
| 1000 Lbs./inch | 11.3 | 22.4 | 39.7 | 44.6 | |