The newton-meter
The newton-meter (N·m) is the SI derived unit of torque — the moment of force exerted by one newton applied at one meter of perpendicular distance. The metric standard for every modern engineering spec sheet.
1 N·m = 0.737562 lb-ft (newton-meter → pound-foot)
1 N·m = 0.737562 lb-ft
1 newton-meter equals 0.737562 pound-feet. To convert newton-meters to pound-feet, multiply the newton-meter value by 0.737562. For quick reference: 1 N·m = 0.737562 lb-ft, 5 N·m = 3.68781 lb-ft, 10 N·m = 7.37562 lb-ft, 100 N·m = 73.7562 lb-ft.
Pound-feet = Newton-meters × 0.737562Newton-metres to pound-feet divides by 1.355817948 (1 lbf·ft = 1.355818 N·m). A 200 N·m engine torque is 147.5 lbf·ft; a 25 N·m wheel-nut spec is 18.4 lbf·ft. The SI unit (newton-metre) dominates European auto specs and metric workshop manuals; pound-feet dominate US and UK car magazines. Don't confuse pound-feet with foot-pounds of energy — same arithmetic, but torque is rotational force, not energy, and the convention is to write the force first (lbf·ft).
Formula racing engineers publish torque curves both ways for mixed audiences: a 480 N·m peak from a European-built engine reads as 354 lb-ft for the American motorsport press, and both figures appear on the same dyno printout because the team's own European engineers and the US broadcast partner each expect the unit native to their side of the sport.
Start with your value in newton-meters.
Multiply the newton-meter value by 0.737562. This is the exact conversion factor from newton-meters to pound-feet.
The product is your value in pound-feet. For example, 5 N·m × 0.737562 = 3.68781 lb-ft.
The exact factor from newton-meters to pound-feet is 0.737562.
Pound-feet = Newton-meters × 0.737562
Fifty common reference values, hand-picked for skim utility. Use the calculator above for any value not listed.
| Newton-meters (N·m) | Pound-feet (lb-ft) |
|---|---|
| 0.1 N·m | 0.073756 lb-ft |
| 0.5 N·m | 0.36878 lb-ft |
| 1 N·m | 0.73756 lb-ft |
| 2 N·m | 1.4751 lb-ft |
| 5 N·m | 3.6878 lb-ft |
| 8 N·m | 5.9005 lb-ft |
| 10 N·m | 7.3756 lb-ft |
| 15 N·m | 11.063 lb-ft |
| 20 N·m | 14.751 lb-ft |
| 25 N·m | 18.439 lb-ft |
| 30 N·m | 22.127 lb-ft |
| 40 N·m | 29.502 lb-ft |
| 50 N·m | 36.878 lb-ft |
| 60 N·m | 44.254 lb-ft |
| 75 N·m | 55.317 lb-ft |
| 90 N·m | 66.381 lb-ft |
| 100 N·m | 73.756 lb-ft |
| 125 N·m | 92.195 lb-ft |
| 150 N·m | 110.63 lb-ft |
| 175 N·m | 129.07 lb-ft |
| 200 N·m | 147.51 lb-ft |
| 225 N·m | 165.95 lb-ft |
| 250 N·m | 184.39 lb-ft |
| 300 N·m | 221.27 lb-ft |
| 350 N·m | 258.15 lb-ft |
| 400 N·m | 295.02 lb-ft |
| 450 N·m | 331.9 lb-ft |
| 500 N·m | 368.78 lb-ft |
| 600 N·m | 442.54 lb-ft |
| 700 N·m | 516.29 lb-ft |
| 800 N·m | 590.05 lb-ft |
| 900 N·m | 663.81 lb-ft |
| 1000 N·m | 737.56 lb-ft |
| 1200 N·m | 885.07 lb-ft |
| 1500 N·m | 1106.3 lb-ft |
| 1800 N·m | 1327.6 lb-ft |
| 2000 N·m | 1475.1 lb-ft |
| 2500 N·m | 1843.9 lb-ft |
| 3000 N·m | 2212.7 lb-ft |
| 5000 N·m | 3687.8 lb-ft |
| 7500 N·m | 5531.7 lb-ft |
| 10000 N·m | 7375.6 lb-ft |
| 15000 N·m | 11063 lb-ft |
| 20000 N·m | 14751 lb-ft |
| 25000 N·m | 18439 lb-ft |
| 50000 N·m | 36878 lb-ft |
| 75000 N·m | 55317 lb-ft |
| 100000 N·m | 73756 lb-ft |
| 200000 N·m | 147512 lb-ft |
| 500000 N·m | 368781 lb-ft |
The newton-meter (N·m) is the SI derived unit of torque — the moment of force exerted by one newton applied at one meter of perpendicular distance. The metric standard for every modern engineering spec sheet.
The pound-foot (lb-ft) is the customary torque unit in the United States. It equals exactly 1.355817948 N·m — derived from the pound-force (4.4482216152605 N) times the foot (0.3048 m). Often informally written 'ft-lb' or 'foot-pound', which technically denotes energy not torque, but the convention is universal in automotive spec sheets.
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