6504-12-16 HYDRAULIC FITTING 1" MALE JIC X 3/4" FEMALE JIC SWIVEL (Tube O.D. / Hose I.D. Size)
THREAD SIZES FOR 6504-12-16 HYDRAULIC FITTING 1 1/16"-12 MALE JIC X 1 5/16"-12 FEMALE JIC SWIVEL
To measure threads, Calipers work very well.