Editing Revolutions per minute (section)

{{Short description|Unit of rotational speed}}
{{Other uses}}
{{redirect|rpm|other uses|RPM (disambiguation)}}
{{more citations needed|date=July 2016}}
{{Infobox unit
| bgcolor       = 
| name          = Revolutions per minute
| image         = File:Mitsubishi Carisma 1.8 GDI Tacho (cropped).jpg
| caption       = A car's [[tachometer]] marked in multiples of a thousand rpm
| standard      = 
| quantity      = Rotational speed, rotational frequency
| symbol        = rpm
| symbol2       = r/min
| namedafter    = 
| extralabel    = 
| extradata     = 
| units1        = SI accepted units
| inunits1      = 1&nbsp;min<sup>−1</sup>
| units2        = SI units
| inunits2      = {{sfrac|1|60}}&nbsp;Hz =&nbsp;0.01{{overline|6}}&nbsp;Hz
| units3        = SI base units
| inunits3      = 0.01{{overline|6}}&nbsp;s<sup>−1</sup>
}}

'''Revolutions per minute''' (abbreviated '''rpm''', '''RPM''', '''rev/min''', '''r/min''', or '''r⋅min<sup>−1</sup>''') is a unit of [[rotational speed]] (or [[rotational frequency]]) for rotating machines.
One revolution per [[minute]] is equivalent to {{sfrac|1|60}} [[hertz]].