Description
Casing bushing is combined by bushing body and insert bowls. It is suitable for handling casing less than 30 in. There are two types: solid and split. CU and CUL are solid bushings, and CB is split bushing. These series of rotary bushings are suitable for API standard rotary slips, drill collar slips, casing slips, insert bowls, and roller bushings, with two structures: solid body and split body. Two drive types are available: pin-driven and square drove. It is designed and manufactured according to API Spec 7K “Specification for Drilling Equipment”.
Specification:
| Rotary table size | Model | Casing Size(in) | Casing Bushing & Insert Bowl |
|---|---|---|---|
| 17 1/2 - 20 1/2 | CU | 2 3/8-8.5/8 | Bushing3102 + Insert Bowl 1809 |
| 9 5/8-10 3/4 | Bushing3102 + Insert Bowl 1902 | ||
| 11 3/4-13 3/8 | Bushing3102 | ||
| 27 1/2 | CUL | 2 3/8-8 5/8 | Bushing3103 + Insert Bowl 3105+1809 |
| 9 5/8-10 3/4 | Bushing3103 + Insert Bowl 3105+1902 | ||
| 11 3/4-13 3/8 | Bushing3103 + Insert Bowl 3105 | ||
| 16 | Bushing3103 + Insert Bowl 3104 | ||
| 18 5/8-20 | Bushing3103 | ||
| 27 1/2 | CB | 2 3/8-8 5/8 | Bushing6695 + Insert Bowl 6126A+6115 |
| 9 5/8-10 3/4 | Bushing6695 + Insert Bowl 6126A+6114 | ||
| 11 3/4-13 3/8 | Bushing6695 + Insert Bowl 6126A | ||
| 16 | Bushing6695 + Insert Bowl 6127 | ||
| 18 5/8-20 | Bushing6695 | ||
| 37 1/2 | 2 3/8-8 5/8 | Bushing(18.5/8-20in) + Insert Bowl 6126A+6115 | |
| 9 5 /8-10 3/4 | Bushing(18.5/8-20in) + Insert Bowl 6126A+6114 | ||
| 11 3/4-13 3/8 | Bushing(18.5/8-20in) + Insert Bowl 6126A | ||
| 16 | Bushing(18.5/8-20in) + Insert Bowl 6127 | ||
| 18 5/8-20 | Bushing(18.5/8-20in) | ||
| 24 | Bushing 11253 | ||
| 26 | Bushing 16454 | ||
| 30 | Bushing 11763 | ||
| Note: 1. Bushing(18.5/8-20in) contains CB10187,CB10188,CB10189,CB11553. | |||
Drawing:
