Specification :
1. Connect under Pressure â Designed for up to 5, 000 psi ( 345 bar) operating pressures.
2. Thread-to-Connect â To connect, merely thread the nipple into the coupler. To disconnect just unthread.
3. Rugged â Steel construction, with Zinc Trivalent Chromate plating to resist corrosion.
4. Available sizes â 3/ 4Ã , 1Ã , 1-1/ 4Ã , 1-1/ 2Ã , 2Ã , 2-1/ 2Ã , 3Ã , and 4Ã .
5. DBP version is â Fire Safeâ rated to API 16D and certified to EUB Directive # 36 ( # NAO 0701023) for use on drilling blowout prevention circuits ( BOPs) .