Hardcoat Aluminum Fire Hydrant Adapters | 2-1/2" Female Fire Hose Thread X Male NPT Sizes


Hydrant Connection X Outlet Connection

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Hardcoat Aluminum Fire Hydrant Adapters have 2-1/2" Female Fire Hydrant Thread on one end, and 1-1/2" or 2" or 3" Male Pipe Thread (MPT) on the other end.

Please ensure that the adapter you are ordering is compatible with the hydrant or standpipe to which the adapter will be coupled. Municipalities and fire departments in different regions use different threaded fittings.

 Code Region Description OD Pitch
BAT BC & Alberta BCST British Columbia Standard Thread & AMA Alberta Mutual Aid combined 2.990" 8
CSA Ontario Canadian Standards Association 3.125" 5
NS1 Nova Scotia Nova Scotia Zone 1 3.234" 5
QST Quebec QST and QMT Quebec/Montreal combination thread 3.031" 7
WCT Saskatchewan & Manitoba Western Canadian Fire Underwriters Association 3.250" 6


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