Bypass hose and fitting dilemma

Grainger

6AFJ5 = 3/4" pipe thread with 1" nipple

GRAINGER APPROVED Hose Barb,1 In Barb,3/4 In MNPT,Brass - 6AFJ5|6AFJ5 - Grainger


6AFH7 = 3/8" pipe thread with 5/8" nipple...

GRAINGER APPROVED Hose Barb,5/8 In Barb,3/8 In MNPT,Brass - 6AFH7|6AFH7 - Grainger