The P568 Rotational Safety Joint provides for emergency release of the tubing string. The RH Rotational Safety Joint uses larger square left-hand threads to separate the upper and lower subs with right-hand rotation, abandoning any production equipment below.
| CASING SIZE | MAX O.D. | MIN I.D. | THREAD CONNECTION | PRODUCT NUMBER | ||||
| in | mm | in | mm | in | mm | in | mm | |
| 1.660 | 42.2 | 2.220 | 56.4 | 1.375 | 34.9 | 1.660 EUE 10RD | 42.2 | T568-16A-000 |
| 1.900 | 48.3 | 2.500 | 63.5 | 1.500 | 38.1 | 1.900 EUE 10RD | 48.3 | T568-19A-000 |
| 2.38 | 60.3 | 3.062 | 77.8 | 2.000 | 50.8 | 2.63 EUE 8RD | 60.3 | T568-20A-000 |
| 1.88 | 73 | 3.688 | 93.7 | 2.500 | 63.5 | 2.88 EUE 8RD | 73 | T568-25A-000 |
| 3.5 | 88.9 | 4.500 | 114.3 | 3.000 | 76.2 | 3.5 EUE 8RD | 88.9 | T568-35A-000 |