Walther Präzision 01-065-2-WR575-31-1 No Drip Coupling 2-1/2" Size Aluminum

New Surplus Item from Spare Parts Storage.
We do not have a mate for this unit.
Nominal is 2-1/2". OD of the male piece is 3". ID is 2-9/16"
2-1/2" BSPP