Dixon® Interchange Female Coupler, Series: DQC K, 1-1/2-11-1/2 Nominal, Female NPTF, 2-3/8 in Hex, 5.24 in Length, 3000 psi, -40 to 250°F, Steel, Polished Chrome, 3.33 in OD Dixon® 12KF12 DQC K Interchange Female Coupler, 1-1/2-11-1/2 Nominal, Female NPTF, Steel