Midland Metal 10256WC Ball Check Connector, 1/4 in Male SAE 45 deg Flared x 1/4 in MNPTF, Brass

Ball Check Connector, Connection Size 1: 1/4 in, Connection Type 1: Male Flared, Connection Size 2: 1/4 in, Connection Type 2: Male NPTF, Brass, -65 to 250 deg F