Convert Ounce-Force to Giganewtons
Convert Ounce-Force (ozf) to Giganewtons (GN) instantly and accurately.
Conversion Formula
GN = ozf × 2.780138510e-10
About Ounce-Force
One ounce-force (ozf) is 1/16 of a pound-force - approximately 0.2780 N. It is used for small-scale US customary force measurements: postal scales, miniature connector insertion forces, and small latch springs. Hobby servo motor torque is rated in oz·in (ounce-inches); dividing by arm length gives force in ozf. Snap, zipper, and hook-and-loop closure test gauges specify pull-off forces in ozf. Cosmetic packaging component actuation forces (lipstick, compact closures) also use ozf. 1 ozf = 1/16 lbf = 28.3495 gf = 0.27801 N.
About Giganewtons
One giganewton (GN) is 10⁹ N ≈ 100,000 metric tonnes-force - the scale of geophysically significant forces. Earth-Moon gravitational attraction is ~198 GN, driving tidal forces. The Himalayan collision zone transmits hundreds of GN per km of plate boundary. The Hoover Dam's structural dead load is ~67 GN. For comparison, the entire Saturn V launch thrust was only 33.4 MN = 0.033 GN, illustrating that giganewtons are truly planetary in scale. 1 GN = 1,000 MN = 10⁹ N = 224,800 kips.
Quick Reference Table
| Ounce-Force (ozf) | Giganewtons (GN) |
|---|---|
| 1 ozf | 2.78 × 10-10 GN |
| 2 ozf | 5.56 × 10-10 GN |
| 5 ozf | 1.39 × 10-9 GN |
| 10 ozf | 2.78 × 10-9 GN |
| 25 ozf | 6.95 × 10-9 GN |
| 50 ozf | 1.39 × 10-8 GN |
| 100 ozf | 2.78 × 10-8 GN |