Pump Plungers
Sanjack manufactures plungers in an assortment of materials and finishes that offer superior wear properties for a wide variety of pumping conditions. Our plungers are made from cold-drawn, seamless-steel tubing, which is machined to size and spray-metal coated. The plungers are precision ground to the exact size as specified by the customer. All plungers are manufactured in strict compliance to meet or exceed current API 11AX and internal specifications.
Sanjack can provide users with various standard plungers such as a female threaded plunger, male threaded plunger, and male threaded plunger with Ni-Cu (nickel-copper) alloy joint, and can also customize special specification plunger for users;
The nominal diameter of the plunger covers 106-475 (26.99~120.7mm); the housing of the plunger is made of high-quality carbon steel, and the outer surface is spray-welded with nickel-based alloy.
Tubing pump plunger
It has excellent wear resistance and corrosion resistance and is suitable for most production wells.
A full line of plungers is available in sizes 1-1/16 in. through 5-3/4 in.
Steel chrome-plated plungers are provided in pin-end and box-end designs.
Steel with spray-metal coated plungers are offered in regular and nickel-alloy pins.
The nickel alloy pins are friction welded for superior strength. Spray-metal plungers are available in box-end design.
1). Spray-metal, pin-end pump plungers;
| Pump Bore
(in.) |
Thread | API Number | OD | Length |
| 1-1/16 | 0.8750-14 | P21-106 | 1.0625 | 2ft (0.61m) to 24ft(7.32m)in 1ft(0.305m) increments. |
| 1-1/4 | 1.0000-14 | P21-125 | 1.2500 | |
| 1-1/2 | 1.2500-14 | P21-150 | 1.5000 | |
| 1-3/4 | 1.4704-14 | P21-175 | 1.7500 | |
| 2 | 1.5604-14 | P21-200 | 2.000 | |
| 2-1/4 | 1.8024-14 | P21-225 | 2.2500 | |
| 2-1/2 | 2.1095-11-1/2 | P21-250 | 2.5000 | |
| 2-3/4 | 2.1095-11-1/2 | P21-275 | 2.7500 | |
| 3-3/4 | 3.1715-11-1/2 | P21-375 | 3.7500 |
2). Spray-metal, box-end pump plungers;
| Pump Bore
(in.) |
Thread | API Number | OD | Length |
| 1-3/4 | 1.5084-14 | P23-175 | 1.7500 | 2ft (0.61m) to 24ft(7.32m)in 1ft(0.305m) increments. |
| 2-1/4 | 1.9864-14 | P23-225 | 2.2500 | |
| 2-3/4 | 2.3755-11-1/2 | P23-275 | 2.7500 | |
| 3-3/4 | 3.3825-11-1/2 | P23-375 | 3.7500 |
Feature Products
What Our Client Say About Sanjack Petro?
Be An Expert When Importing Sucker Rod Pump
Check All Guides
API 11AX Rod Pump Guide- API 11AX Rod Pump
- GE and Shell Suppliers
- API11AX 20 years
API 11AX Tubing Pump Guide- API 11AX Tubing Pump.
- GE and Shell Suppliers
- API11AX 20 years
Heavy Oil Recovery Downhole Pump- Heavy Oil Recovery Downhole Pump
- For heavy oil.
- Thermal & Cold recovery
Large Displacement Tubing Pump- Large Displacement Tubing Pump
- ID: 5 3/4
- Two oil layers recovery