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Pressure Conversions
 Absolute Pressure (1) Gage Pressure (2)
cm of Hg Torr or mm of HG Micron
Atmos-
phere
lb/inp2 ton/ftp2 gram/cm2 ft of H2O in of Hg lb/in2 in of Hg
 76 760 760000 1.0 14.70 1.06 1033 33.9 29.9 0 0
70 700 700000 .921 13.53 .975 952 31.2 27.6 1.16 2.36
60 600 600000 .790 11.60 .835 816 26.8 23.6 3.10 6.30
50 500 500000 .659 9.67 .696 680 22.3 19.7 5.03 10.2
40 400 400000 .526 7.74 .557 545 17.8 15.7 6.97 14.2
30 300 300000 .395 5.80 .417 408 13.4 11.8 8.90 18.1
20 200 200000 .263 3.87 .278 272 8.92 7.87 10.8 22.0
10 100 100000 .132 1.94 .139 136 4.46 3.94 12.8 26.0
5 50 50000 .066 .967 .070 68.0 2.23 1.97 13.7 27.9
1 10 10000 .013 .194 .014 13.6 .446 .394 14.5 29.5
0.1 1 1000 .001 .019 .001 1.36 .045 .039 14.68 29.88
0 0 0 0 0 0 0 0 0 14.70 29.92
(1) Positive pressure measured from absolute zero.
(2) Negative pressure (or vacuum) measured from atmospheric pressure.
 Pressure Equivalents

 Millitorr or Micron

Torr or mm of Hg
1000 = 1.0 = 10°
100 = 0.1 = 10-1
10 = 0.01 = 10-2
1.0 = 0.001 =10-3
0.5 = 0.0005 = 5 X 10-4
0.1 = 0.0001 = 1 X 10-4 or 10-4
0.01 = 0.00001 = 10-5
0.001 = 0.000001 = 10-6

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Cumberland Vacuum is a full service vacuum pump oil manufacturing facility with a large inventory available for immediate shipment.
Cumberland Vacuum Products, a manufacturer of quality mechanical and diffusion pump vacuum fluids using molecular distillation of premium base stocks has produced CVP fluids that are recognized worldwide for their quality, performance and consistent reliability. Thirty years of vacuum experience assures our customers of getting the right fluid at the right price; while service and support are our top priorities. Cumberland Vacuum supplies vacuum pump oil for all types of vacuum pumps and vacuum equipment, mechanical pumps, vacuum pump fluid, mechanical pump fluid or oil