Samsung CNH HDB Series Technical Data Book page 36

4. Dimensional Drawing
Duct S
CNH36HDB (AC036BNHDCH/AA)
NO
1 Liquid pipe connection
2 Gas pipe connection
3 Drain pipe connection
4 Power supply connection
5 Air discharge flange
6 Air suction flange
7 Hook
Name
Units : mm (inches)
Description
Φ9.52 mm(3/8")
Φ15.88 mm(5/8")
3/4"[OD26.67mm(1.05")]
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M8~M10