User Login    
 + Register
  • Main navigation


Lost Password?

Register now!
Fast Search
Slow Search
Google Ad

[Datsun 1200 encyclopedia]


From Datsun 1200 Club

Datsun 1200 encyclopedia | Recent changes | Edit this page | Page history | Switch to MediaWiki mode

Printable version | Disclaimers | Privacy policy
Category: General Information

mmHg is "millimeters of Hg (Mercury)", a measure of vacuum. Originally defined as the extra pressure generated by a column of mercury one millimetre high, as read out by a Mercury pressure gauge.

ATMOSPHERIC PRESSURE nominal at sea level
760 mm Hg
29.9212 inches Hg
14.696 psi
1 bar
mmHg inHg (inches of mercury)
560  22.0
600  23.6
 10  0.39
NORMAL intake manifold vacuum
457-559 mm mercury
18-22   inches mercury
See also: Vacuum Gauge

Vacuum gauge reading in Inches (inHg)

Retrieved from ""

This page has been accessed 352 times. This page was last modified 23:30, 23 April 2022. Content is available under Datsun 1200 Club.