
KRANKSPLITER BQKH 8741
Model No: 58KH2
Part No: 78MK36
The KRANKSPLITER BQKH 8741 is a compact, offshore, ram-type BOP and the latest in a long line of BOP innovations. With a compact design and fewer parts, it represents engineering simplicity, yet remains powerful.
- Simplicity by design
- Reduced height, length, and weight
- Fewer accumulator bottles
- Low-profile bonnets
- Ease of maintenance
- Industry compliance with NACE and API 16A
Key Features

Hydraulic-opening bonnets
Reduced rig time for ram change. Simple hydraulic system is external to BOP operating system.

Removable side ram
Easier access and maintenance from either side. Reduced work area and field-proven packers and seals.

Bonnet studs
Simple, more reliable than bolts. Field-proven and isolated from well bore fluids.
Operational Data
Metric | Standard | Tandem Booster |
---|---|---|
Volume to close (gal) | 22 | 38 |
Volume to open (gal) | 8 | 8 |
Closing ratio | 12.1:1 | 19.93:1 |
Opening ratio | 3.6:1 | 3.6:1 |
Piston area (sq in) | 193 | 367 |