SU 4-73-31
Wellhead stuffing box SU 4-73-31 is designed to seal the polished rod of wells operated by sucker rod pumps.
Distinctive features of this design of the wellhead seal are the use of rubber-fabric cuffs with an increased service life.
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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 |
| Connecting thread | NKT73 |
| Overall dimensions, mm |
210х150х526 |
| Weight, kg |
15 |