PO-NPT Brass Push-On Hose Barb x Male NPT Check Part Number HOSE I.D. A NPT L BARB LENGTH C D1 D2 WORKING PRESSURE PO0402NPT 1/4 1/8-27 1.43 .87 .50 .177 .216 300 psi PO0404NPT 1/4 7/16-20 1.66 .87 .56 .177 .343 300 psi PO0406NPT 1/4 3/8-18 1.66 .87 .69 .177 .469 300 psi PO0504NPT 5/16 1/4-18 1.66 .87 .56 .228 .343 300 psi PO0602NPT 3/8 1/8-27 1.53 .97 .50 .265 .265 300 psi PO0604NPT 3/8 1/4-18 1.76 .97 .56 .281 .343 300 psi PO0606NPT 3/8 3/8-18 1.76 .97 .68 .281 .469 300 psi PO0608NPT 3/8 1/2-14 1.97 .97 .87 .281 .562 300 psi PO0804NPT 1/2 1/4-18 1.76 .97 .68 .346 .346 300 psi PO0806NPT 1/2 3/8-18 1.76 .97 .68 .406 .469 300 psi PO0808NPT 1/2 1/2-14 1.97 .97 .87 .406 .562 300 psi PO0812NPT 1/2 3/4-14 1.97 .97 1.06 .406 .750 300 psi PO1008NPT 5/8 1/2-14 2.45 1.45 .87 .532 .562 300 psi PO1012NPT 5/8 3/4-14 2.45 1.45 1.06 .532 .750 300 psi PO1208NPT 3/4 1/2-14 2.45 1.45 .87 .562 .562 300 psi PO1212NPT 3/4 3/4-14 2.45 1.45 1.06 .656 .750 300 psi PO1616NPT 1 1-1-1/2 2.79 1.45 1.37 .80 .935 300 psi