4-Passage (GP Series)
General Purpose Rotary Unions - Dimensional Information

Click on the Part Number to download CAD drawings. Click on the icon to view assembly drawing PDF. Part# A B C D E F G H I J K L M N thru bore slip ring min torque 140 1.875 .750 1.994 .549 4.696 1/8npt 2.687 2.125 1/4-20 .281 2.500 2.250 1.062 .125 – – 15 in/lbs* 141 2.187 .750 2.033 .549 4.735 1/8npt 2.937 2.375 1/4-20 .281 2.750 2.500 1.312 .125 .500 √ 20 in/lbs* 240 2.375 .750 2.301 .828 6.118 1/4npt 3.187 2.750 1/4-20 .281 2.937 2.750 1.375 .125 – – 55 in/lbs* 241 2.750 .812 2.540 .828 6.429 1/4npt 3.750 3.250 5/16-18 .343 3.437 3.250 1.750 .125 .750 √ 65 in/lbs* 340 2.625 .875 2.628 .950 6.980 3/8npt 3.875 3.250 5/16-18 .343 3.562 3.187 1.500 .125 – – 75 in/lbs* 341 3.000 .812 2.645 1.030 7.372 3/8npt 4.187 3.625 5/16-18 .343 3.875 3.500 1.875 .125 .750 √ 80 in/lbs* 440 3.125 1.000 2.974 1.186 8.247 1/2npt 4.250 3.625 5/16-18 .343 3.937 3.625 1.750 .187 – – 70 in/lbs* 441 3.625 1.250 3.207 1.186 8.592 1/2npt 4.937 4.125 5/16-18 .343 4.625 4.125 2.250 .187 .750 √ 75 in/lbs*
√ These units are available with integrated electrical slip rings. Click here to view GP Series Product Options.	* Torque values are approximations based on zero pressure.