SUPk 2-73-31
| Wellhead stuffing box SU PK 2-73 is designed to seal the stuffing box rod of wells operated by sucker rod pumps.
Features Distinctive features of this design of the wellhead seal are the use of rubber-fabric cuffs with an increased operating life, the presence of a spherical pivot and an anti-blowout valve, which allows: compensate for the misalignment of the wellhead and the gland rod hanger within the circular coordinate + – 50 mm. prevent accidental blowout from the well in case of piston. |
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| Specifications | |
| Maximum working pressure, MPa (kg / cm²): | |
| when the pumping unit is working |
4 (40) |
| when the pumping unit is inoperative |
14 (140) |
| Polished rod diameter, mm |
31…32 |
| Compensation for misalignment of the wellhead and piston within the circular coordinate, mm |
+-50 |
| Connecting thread | NKT73 |
| Overall dimensions, mm |
210х150х526 |
| Weight, kg |
32 |