CLASSIC SERIES
Range: 4-1/2 – 13-3/8’’ / 114,3 – 339,73 mm
Unique Feature
- First generation premium connection
Thread Profile
- Modified buttress thread form provides improved galling resistance
- Easy and deep stabbing
- Reduced cross threading
- Fast make-up
Metal-to-Metal Seal
- Cone and cone gas-tight seal
Shoulder
- Protection against overtorque
- Additional sealing barrier