4601-20-16 HYDRAULIC FITTING 1 1/4" BEADED HOSE X 1" MALE BOSS SWIVEL 90 DEGREE (Tube O.D. / Hose I.D. Size)
THREAD SIZES FOR 4601-20-16 HYDRAULIC FITTING 1 1/4" BEADED HOSE X 1 5/16"-12 MALE BOSS SWIVEL 90 DEGREE
To measure threads, Calipers work very well.