INCH POUND
MIL-DTL-55023D
6 January 2011
SUPERSEDING
MIL-M-55023C
30 September 1975
MILITARY SPECIFICATION
MANOMETERS, U-TUBE AND CURVED TUBE
Inactive for new design after 24 March 1999.
This specification is approved for use by all Departments and Agencies of the
Department of Defense.
1. SCOPE
1.1 Scope. This specification covers manometers for determining positive pressure, vacuum,
and pressure differentials in linear inches.
1.2 Classification. Manometers are of the following types, sizes and styles, as specified
(see 6.2).
Type I
U-tube
Size 1
Range 15-0-15 inches
Size 2
Range 5-0-5 inches
Type II
Curved-tube
Style A
Smooth bend, with logarithmic graduated scale
Size 3
Range 0-3 inches
Size 4
Range 0-7 inches
Style B
Abrupt bend, with two straight portions, each having arithmetic
graduated scale
Size 5
Range as specified
Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data
that may improve this document should be sent to: STDZNMGT@dla.mil or Defense Logistics
Agency Aviation VEB, 8000 Jefferson Davis Highway, Richmond, VA 23297-5616.
Since contact information can change, you may want to verify the currency of this address
information using the ASSIST database at https://assist.daps.dla.mil/.
AMSC N/A
FSC 6685
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