#2-380 Mercurial Barometer | Humidity Measuring And Controlling Instruments Temperature Pressure

2-380

Mercurial Barometer

NSN 6685-00-991-5461

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
009915461

Product Features

Can be used up to 3000 ft, 900 m, above sea level; double scale also reads 647 to 805 mm at 0.1 mm div; double scaled thermometer reads in c and f; mercury level and white zero pointer are clearly visible in glass cistern; white backing for cistern and meniscus; uniform bore 1/4 inch, 6.4 mm, so capillary depression is constant and taken into account in calibration; tube is in metal casing on 3 by 42 inch wood panel; mercury is included

Product Technical Spec.

Overall Length:
42.000 inches
Overall Width:
3.000 inches
Graduation Unit:
0.010 inches
Scale Range:
+25.5/+31.7 inches absolute pressure below barometer
Cistern Type:
Adjustable
Tube Bore Diameter:
0.250 inches
Functional Description:
Adjust level of mercury pool so its surface just touches the white zero pointer which fixes zero point of column; use scale and vernier to read column height; make corrections for temp and gravity as shown in instructions, this will give true barometric pressure at desired location
NSN:
6685-00-991-5461
Item Name:
Barometer,mercurial
Cage Code:
94480

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
02-380
Cage Code:
94480
RNCC:
3
RNVC:
2
RNAAC:
MB
Status:
A
MSDS:
SADC:
Part Number:
02-380
Cage Code:
22527
RNCC:
5
RNVC:
2
RNAAC:
MB
Status:
A
MSDS:
SADC:
Part Number:
2-380
Cage Code:
22527
RNCC:
5
RNVC:
9
RNAAC:
MB
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Instruments And Laboratory Equipment
------ Humidity Measuring And Controlling Instruments Temperature Pressure
--------- Mercurial Barometers
------------ P/N 2-380

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Last Updated: 08/14/2025