AIA/NAS - NAS522
COUPLING, FLEXIBLE, LOW PRESSURE AIR LINE
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| Organization: | AIA/NAS |
| Publication Date: | 31 March 2016 |
| Status: | active |
| Page Count: | 4 |
scope:
This specification establishes the requirements for a coupling for use with low pressure, low and medium high temperature, air ducts.
Types. Couplings shall be of two types as follows:
Type I - 450 °F, NAS520
Type II - 250 °F, NAS521
Document History
October 31, 2022
COUPLING, FLEXIBLE, LOW PRESSURE AIR LINE
This specification establishes the requirements for a coupling for use with low pressure, low and medium high temperature, air ducts.
Types. Couplings shall be of two types as follows:
Type I – 450...
NAS522
March 31, 2016
COUPLING, FLEXIBLE, LOW PRESSURE AIR LINE
This specification establishes the requirements for a coupling for use with low pressure, low and medium high temperature, air ducts.
Types. Couplings shall be of two types as follows:
Type I –...
September 30, 2011
COUPLING, FLEXIBLE, LOW PRESSURE AIR LINE
This specification establishes the requirements for a coupling for use with low pressure, low and medium high temperature, air ducts.
Types. Couplings shall be of two types as follows:
Type I – 450...
December 5, 1996
Coupling - Flexible, Low Pressure Air Line
This specification establishes requirements for a coupling for use with low pressure, low and medium high temperature, air ducts.
Types - Couplings shall be of two types as follows:
Type I. - 450...
January 1, 1953
Coupling - Flexible, Low Pressure Air Line
A description is not available for this item.