wkup f003 npt to ght adapter - 1 npt female x 3/4 ght male, rubber washer included on npt end (pack of 2) wkup <br>wkup always sticks to the idea that to create a npt to ght adapter that is accurate and durable. f003 is a stunning realization of that ideal. we rethought and repeated practice for the best material and manufacturing process of this adapter. therefore, this adapter with the reinforced nylon and precise size will have better performance than which made of the brass material, which makes you achieve pleasure conversion.<br><br> type: 1 npt female x 3/4 ght male<br><br> ...<br><br> <b>npt end</b>, rubber washer included<br> thread designation: 1 npt female<br> major diameter at small end: 1.276 inches<br> length of thread: 0.665 inch<br><br> ...<br><br> <b>ght end</b><br> thread designation: 3/4 ght male<br> major diameter:1.042 inches<br> length of thread: 0.582 inch