Femtonewton Newton
| fN N |
Femtonewton Kilonewton
| fN kN |
Femtonewton Gramme-force
| fN gf |
Femtonewton Kilogramme-force
| fN kgf |
Femtonewton Tonne-force (métrique)
| fN tf |
Femtonewton Exanewton
| fN EN |
Femtonewton Pétanewton
| fN PT |
Femtonewton Téranewton
| fN TN |
Femtonewton Giganewton
| fN GN |
Femtonewton Méganewton
| fN MN |
Femtonewton Hectonewton
| fN hN |
Femtonewton Dékanewton
| fN daN |
Femtonewton Décinewton
| fN dN |
Femtonewton Centinewton
| fN cN |
Femtonewton Millinewton
| fN mN |
Femtonewton Micronewton
| fN µN |
Femtonewton Nanonewton
| fN nN |
Femtonewton Piconewton
| fN pN |
Femtonewton Attonewton
| fN aN |
Femtonewton Dyne
| fN dyn |
Femtonewton Joule/mètre
| fN J/m |
Femtonewton Joule/centimètre
| fN J/cm |
Femtonewton Tonne-force (court)
| — |
Femtonewton Tonne-force (long)
| fN tonf (UK) |
Femtonewton Force de frappe
| fN kipf |
Femtonewton Kilo-livre-force
| fN kipf |
Femtonewton Livre-force
| fN lbf |
Femtonewton Once-force
| fN ozf |
Femtonewton Livre
| fN pdl |
Femtonewton Livre-pied/seconde carrée
| — |
Femtonewton Étang
| fN p |
Femtonewton Kilopond
| fN kp |