| Pump Model |
National 12P-160 |
| Pump Type |
Triplex single-acting mud pump |
| Rated Input Power |
1,600 HP (1,193 kW) |
| Rated Speed |
120 SPM |
| Stroke Length |
12 in (304.8 mm) |
| Fluid End Rating |
5,000 PSI working pressure |
| Hydrostatic Test Pressure |
7,500 PSI (1.5× WP) |
| Max Liner Size |
6½ in |
| Fluid End Type |
QT-3 / Studded discharge module |
| Valve Pot |
API #7 |
| Suction Connection |
10" ASA 150 RF flange |
| Discharge Connection |
6" API 10,000 PSI flange |
| Gear Ratio |
3.439:1 |
| Pump Weight |
Approx. 54,700 lb |
| Fluid End Material |
Forged alloy steel, quenched & tempered |
| Configuration |
Triplex, interchangeable discharge modules |
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