Femtonewton Newton
| fN N |
Femtonewton Kilonewton
| fN kN |
Femtonewton Gramm-erő
| fN gf |
Femtonewton Kilogramm-erő
| fN kgf |
Femtonewton Tonnaerő (metrikus)
| fN tf |
Femtonewton Exanewton
| fN EN |
Femtonewton Petanewton
| fN PT |
Femtonewton Teranewton
| fN TN |
Femtonewton Giganewton
| fN GN |
Femtonewton Meganewton
| fN MN |
Femtonewton Hektonewton
| fN hN |
Femtonewton Dekanewton
| fN daN |
Femtonewton Decinewton
| fN dN |
Femtonewton Centinewton
| fN cN |
Femtonewton Millinewton
| fN mN |
Femtonewton Mikronewton
| fN µN |
Femtonewton Nanonewton
| fN nN |
Femtonewton Piconewton
| fN pN |
Femtonewton Attonewton
| fN aN |
Femtonewton Din
| fN dyn |
Femtonewton Joule/méter
| fN J/m |
Femtonewton Joule/centiméter
| fN J/cm |
Femtonewton Tonna erő (rövid)
| — |
Femtonewton Tonna erő (hosszú)
| fN tonf (UK) |
Femtonewton Kip-erő
| fN kipf |
Femtonewton Kilófontos erő
| fN kipf |
Femtonewton Font-erő
| fN lbf |
Femtonewton Uncia-erő
| fN ozf |
Femtonewton Font
| fN pdl |
Femtonewton Font láb/négyzetmásodperc
| — |
Femtonewton Tavacska
| fN p |
Femtonewton Kilopond
| fN kp |