Merchant Coupling, Carbon Steel, Not Applicable, ASTM A865, Class Class 150, For Pipe Schedule 40, 3/8 in, Female, NPSC, 3/8 In.-18, 3/8 in, Female, NPSC, 3/8 In.-18, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, 300 psi Maximum Operating Pressure