Used on hippo2034e mi. 1.77" overall length male o-ring face seal / male sae straight thread inside diameter of 1st drill end 0.492:, inside diameter of 2nd drill end: 0.394"
Used on f/a-18 c/d. 3a all ends thread class 24 all ends thread quantity per inch adapter, straight, tube to boss-ring locked port connection tube size 0.25" passivate lock ring surface treated grooved unjf 2nd end thread series