42 newton-metres to pound-feet
30.98 lb-ft
42 N·m = 30.98 lb-ft.
pound-feet
30.98lb-ft
42 N·m = 30.98 lb-ft
In short
How many pound-feet is 42 newton-metres?
42 N·m = 30.98 lb-ft. 1 newton-metre = 0.737562 pound-feet, so the working is 42 × 0.737562 = 30.98.
The working
The factor below is an exact definition rather than a measurement, so nothing is approximated in the arithmetic. The only rounding on this page happens where a number is displayed.
1 newton-metre = 0.737562 pound-feet 42 × 0.737562 = 30.98
How much precision do you need?
Each row is the same answer cut at a different number of decimals, with what that choice costs you. Pick the shortest row whose error is smaller than whatever you are measuring with.
| Rounded to | Answer (lb-ft) | Off by |
|---|---|---|
| Whole number | 31 | +0.02239 |
| 1 decimal | 31.0 | +0.02239 |
| 2 decimals | 30.98 | +0.00239 |
Round trip: take 30.98 lb-ft back the other way and you land on 42.0032 N·m — a drift of 0.0032 N·m. That gap is the rounding, not the conversion.
Frequently asked questions
What is 42 newton-metres in pound-feet?
42 newton-metres is 30.98 pound-feet. 1 newton-metre = 0.737562 pound-feet, so the working is 42 × 0.737562 = 30.98.
How accurate is 30.98 lb-ft?
Rounding to 30.98 lb-ft and converting straight back gives 42.0032 N·m, a drift of 0.0032 N·m from the 42 you started with. The factor itself is exact; every bit of that difference comes from the rounding, not the conversion.
Nearby values
Any value at all
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