18472 (No description) (NOT AVAILABLE) **7Z-18472-AA #1 in illustration, 1996/ 1997 ; 5.0, Ford Series
18472 Hose - Heater Water **7Z-18472-KB #3 in illustration, 1996/ 2001 ; 5.0, Ford Series 1
I would use two #3's and cut it slightly shorter for your #1 hose since they look to be identical except the length.
The Motorcraft part # is KH-584 and can be found at several online retailers along with places like oreilly's etc.