| Specification |
Details |
| Product Name |
Model GA Differential Pressure Monitoring Valve |
| Description |
Identical to Model G but includes a hardened 1/4″ diameter carbide orifice bean insert in the flapper, enabling automatic partial filling of the drill pipe during operation. Used for differential pressure monitoring at the bit head during run-in. |
| Valve Types |
Model F and Model G Drill Pipe Float Valves |
| Key Features |
- Automatic partial filling for effective drill pipe monitoring
- 1/4″ carbide orifice bean insert in flapper
|
| Dimensional Specifications |
Applicable to both Model F and Model G |
| Dimensional Information |
| Valve Model |
Valve Diameter (ID) |
Valve Length (A-L) |
Recess for Baffle Plate Diameter |
| 1R |
11/16″ |
5 7/8″ |
15/16″ |
| 1F-2R |
1 1/2″ |
6 1/4″ |
1 1/4″ |
| 2F-3R |
2 13/32″ |
6 1/2″ |
1 9/16″ |
| 3F |
2 13/16″ |
10″ |
1 7/8″ |
| 31/2 1F |
3 1/8″ |
10″ |
1 7/8″ |
| 4R |
3 15/32″ |
8 5/16″ |
2 5/16″ |
| 4F |
3 21/32″ |
12″ |
2 1/2″ |
| 5R |
3 29/32″ |
9 3/4″ |
2 3/4″ |
| 5F-5R |
4 25/32″ |
11 3/4″ |
3 1/4″ |
| 6F |
5 11/16″ |
14 5/8″ |
4 1/8″ |
|
| Float Sub Length |
14″ to 30″ depending on size and type; designed for two recuts per end. |
