Design Features:
• With standard bails and double pin alloy steel sub.
• The wash pipe and packing assembly are cartridge type and can be replaced on the floor without disconnecting the rotary hose and/or gooseneck.
• The gooseneck is provided with an outlet for wire line logging.
• With standard gooseneck joints. Threads are in compliance with API Std 5B.
• Conform to API Spec. 8A/8C and are stamped with API monogram.
Model | SL90 | SL135 | SL225 | SL450 | SL585 | |
Max. static load rating | kN | 900 | 1350 | 2250 | 4500 | 5850 |
Max. speed | r/min | 300 | 300 | 300 | 300 | 300 |
Max. working pressure | MPa（psi） | 25 (3570) | 35 (5000) | 35 (5000) | 35 (5000) | 35 (5000) |
Hook clearance over gooseneck | mm(in) | 435(171/8) | 495 (191/2) | 540 (211/4) | 549(215/8) | 584 (23) |
Dia. of stem | mm(in) | 64 (2 1/2) | 64 (2 1/2) | 75 (3) | 75 (3) | 75 (3) |
Coupling Thread | To stem | 4 1/2″ | 4 1/2″ | 6 5/8″ | 7 5/8″ | 7 5/8″ |
REG LH | REG LH | REG LH | REG LH | REG LH | ||
To Kelly | 6 5/8″ | 6 5/8″ | 6 5/8″ | 6 5/8″ | 6 5/8″ | |
REG LH | REG LH | REG LH | REG LH | REG LH |