Engineering tools
Working loadcalculator
Break strength is not working load. Design factor, termination, bend radius and sling angle all sit between the two — this shows each one's contribution rather than hiding them behind a single number.
MBS 8,200 lb
1/2"3/4"1-1/4"
General rigging and lifting
Correctly made, full bury · 100% efficiency
Safe working load
1,640lb
7.3 kN · 1 short ton
- Minimum break strength
- 8,200 lb
- ÷ design factor 5:1
- 1,640 lb
- × termination 100%
- 1,640 lb
- × bend factor 100%
- 1,640 lb
Indicative only. Not a substitute for a rigging plan signed by a competent person, and it does not account for shock loading, dynamic amplification, temperature, chemical exposure or rope condition in service.
Drift-PP3/4"8-Strand Plaited