PAGE 51 TUBING HEAD ADAPTORS BO-2 Tubing Head Adaptors combined with BO-2 Hanger Couplings having Type “H” back pressure valve preparation and utilising a Acme thread makeup provides easy installation and reliable high pressure connection. When needed, the back pressure valve can be installed for valve repair, removal, installation or changeout of complete Christmas tree. BO-2s are equipped with test ports for testing all seals. BO-2 HANGER COUPLINGS AND BACK PRESSURE VALVES Part No. Size Approx. Weight Lbs 1617 23 ⁄8 OD EUE x 23 ⁄8 OD EUE 22 1615 27 ⁄8 OD EUE x 27 ⁄8 OD EUE 15 1616 31 ⁄2 OD EUE x 31 ⁄2 OD EUE 35 Other sizes available upon request. Part No. Bottom Flange Top Flange Tubing Size (in) Approx Weight Lbs Size (in) WP (KPSI) Size (in) WP (KPSI) 1601 71 ⁄16 3 21 ⁄16 5 23 ⁄8 259 1602 71 ⁄16 3 29 ⁄16 5 27 ⁄8 259 - 71 ⁄16 3 31 ⁄8 3 31 ⁄2 255 1603 71 ⁄16 5 21 ⁄16 5 23 ⁄8 281 1604 71 ⁄16 5 29 ⁄16 5 27 ⁄8 281 - 71 ⁄16 5 31 ⁄8 5 31 ⁄2 277 1611 71 ⁄16 5 21 ⁄16 10 23 ⁄8 278 1605 71 ⁄16 5 29 ⁄16 10 27 ⁄8 278 1606 71 ⁄16 10 21 ⁄16 10 23 ⁄8 483 1607 71 ⁄16 10 29 ⁄16 10 27 ⁄8 483 1608 71 ⁄16 10 31 ⁄16 10 31 ⁄2 479 - 71 ⁄16 15 21 ⁄16 15 23 ⁄8 601 1610 71 ⁄16 15 29 ⁄16 15 27 ⁄8 601 - 71 ⁄16 15 31 ⁄16 15 31 ⁄2 597 10 WELLHEAD EQUIPMENT BO-2 ADAPTOR BO-2 COUPLING TYPE H BACK PRESSURE VALVE