HEICO-TEC® Tensioning Systems

Easy, fast and reliable assembly of large bolted joints!

- High preload force due to torsion-free assembly
- Controlled friction characteristics ensure the highest tightening and repeat accuracy
- Losses from settlement of the joint do not occur and full capacity of the joint is achieved
- Tension nuts and reaction nuts are compatible with common strength classes according to ISO 898-2
- Can be re-used several times
- Standard available from M20-M120 strength class 8 and M20-M90 strength class 10
- Other strength classes, bolt sizes, thread types and thread pitches are available on request