3 ms·Fractions of nanometers close? That's some insane precision.by CapacitorSet 7y agoFractions of nanometers close? That's some insane precision.maxaf 7y agoIn aviation “nm” stands for nautical miles.chmars 7y agoIt’s usually written NM.rkochman 7y agoRegardless of what’s technically correct, I see “nm” way more often than “NM” in aviation contexts.