Femtonewton Newton
| fN N |
Femtonewton Kilonewton
| fN kN |
Femtonewton Gram-silu
| fN gf |
Femtonewton Kilogramová sila
| fN kgf |
Femtonewton Tonová sila (metrická)
| fN tf |
Femtonewton Exanewton
| fN EN |
Femtonewton Petanewton
| fN PT |
Femtonewton Teranewton
| fN TN |
Femtonewton Giganewton
| fN GN |
Femtonewton Meganewton
| fN MN |
Femtonewton Hectonewton
| fN hN |
Femtonewton Dekanewton
| fN daN |
Femtonewton Decinewton
| 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/meter
| fN J/m |
Femtonewton Joule/centimeter
| fN J/cm |
Femtonewton Tonová sila (krátka)
| — |
Femtonewton Tonová sila (dlhá)
| fN tonf (UK) |
Femtonewton Kip-force
| fN kipf |
Femtonewton Kilogramová sila
| fN kipf |
Femtonewton Libra-sila
| fN lbf |
Femtonewton Uncová sila
| fN ozf |
Femtonewton Libra
| fN pdl |
Femtonewton Libra stopa/štvorcová sekunda
| — |
Femtonewton Rybník
| fN p |
Femtonewton Kilopond
| fN kp |