| KOKEN standard | ||||||
| Size | O. D.
(φ：㎜) |
Thickness
(t：㎜) |
Length (m) | Weight
(kg / 3 m) |
Coupling I. D.
(H:mm) |
Pin size |
| F14H | 139.8 | 10.0 | 6.0 m / 3.0 m / 1.5 m / 1.0 m | 116.0 | 83 | 4 IF.API |
| F14L | 139.8 | 7.0 | 92.0 | 83 | 4 IF.API | |
| F12 | 127.0 | 8.0 | 82.0 | 80 | KOKEN taper thread | |
| F10 | 101.6 | 7.0 | 58.0 | 55 | KOKEN taper thread | |
| F10B | 101.6 | 7.0 | 60.0 | 50 | 2-7/8 IF.API | |
| F9B | 88.9 | 7.25 | 50.0 | 44 | 2-3/8 IF.API | |
| F7B | 73.1 | 7.55 | 39.2 | 35 | KOKEN taper thread | |