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Di Compound Pressure-vacuum Gage

Model / MPN: 1903 1/4LBM4.5-200PSI/30VAC | NSN: 6685-00-585-4428
ITAR Registered seal

An instrument designed to measure and indicate pressure and vacuum, on one dial having a divided scale, a single indicating pointer which rotates either clockwise or counterclockwise according to whether pressure is applied or withdrawn.

Product Details
NATO Stock Number
6685-00-585-4428
Sold in multiples of
1 EA
DEMIL
NO
Overall Depth
2.188 inches
Bolt Circle Diameter
5.375 inches
Mounting Hole Diameter
0.219 inches
Mounting Hole Quantity
3
Overall Diameter
5.938 inches
Case Material
Iron
Case Surface Treatment
Enamel, black
Graduation Unit
30.0 inches of mercury and 20.0 pounds per square inch
Actuation Type
Single bourdon tube
Adjustability
Adjustable
Scale Range
+0.0/+30.0 inches of mercury and +0.0/+200.0 pounds pressure per square inch
Scale Range
+0.0 to 30.0 inches of mercury and +0.0 to 200.0 pounds pressure per square inch
Scale Name
Pressure-vacuum
Dial Size
4-1/2 in. Dia
Connection Quantity
1
Pointer Color
Black
Pointer Type
Indicating
Scale Marking
Press, vac
Scale Type
Multiple
Scale Smallest Increment
5.0 inches of mercury and 2.0 pounds per square inch
Connection Type
External
Mounting Method
Flush panel
Scale Accuracy
1/2 of 1 pct entire range
Actuating Element Material
Phosphor bronze
Scale Inscription/background Color
Black figures on white background
Scale Name For Which Pointer Is Designed
Pressure-vacuum
Connection Location
Back
Bezel Type
Hinge
Protective Crystal Material
Glass
Connection Size
0.250 in. Npt
Connector Type Vent
Not provided
Material
Steel
Material
Steel
Surface Treatment
Enamel
Surface Treatment
Enamel, black
1903 1/4LBM4.5 Series Parts

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1903 1/4LBM4.5-200PSI/30VAC Cross Reference
  • 175F33F
  • 1802
  • 410R
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  • 45-1377ACS02B200PSI30VAC
  • 45-410R-1/4B-30-0-200
  • 1ZTF03877ATC001
  • 1ZTF03877ATC001