Dongying Oilman Machinery Equipment Co.,Ltd.
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Oil Wellhead Pumping Unit Single Packed/ Double Packed EUE Polished Rod Stuffing Box
Description of Polished Rod Stuffing Box
Stuffing box to be installed at Pumping Well Head and seal off the Polished Rod with cone packing and free floating lubricated upper section to assure self alignment and packing burn out, designed to seal off leakage by fluid pressure.
This stuffing box is available for Single Pack and Double Pack stuffing box as below, using 1045/4130 casting steel or ductile iron as per customer demand, for cap, glands, body and base, bottom are API gauged threads of tubing EUE or LP.
They are suitable for rod sizes 1", 1.1/8" , 1.1/4", 1.1/2" and 1.3/4". Simple structure, easy installation and convenient maintenance, and they can make sure the sealing effectiveness through its single packing or double packing or even triple packing.
Technical Specifications of Polished Rod Stuffing Box:
| Working Pressure | ≤1500psi |
| Bottom Thread | 1.3/4”, 2”, 2.1/2”, 3”, 3.1/2”, 4” |
| Bottom Connection | Box or Pin, API Tubing or Line Pipe thread. |
| Material | AISI1045/4130 casting steel or ductile iron |
| Split Cone Packing (rod sizes) | 1”, 1.1/8”, 1.1/4”, 1.1/2” and 1.3/4”. |
| Packing pieces | Height | ||
| Required | 13.1/2” | 16” | 17” |
| TOP | 4 | 4 | 6 |
| BOTTOM | 1 | 1 | 1 |
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