API Q1 2 Inch Roller Centralizer Slickline Equipment BLQJ Connection
2 Inch Wireline Roller Centralizer Slickline Tool String
Wireline Roller Centralizer Wireline Tool String
Ⅰ. Introduction
A wireline roller centralizer is used when running in heavily deviated wells, The roller centralizer can
overcome friction which can be caused by the tool string scraping against the tubing wall.
Ⅱ. General Technical Parameters
| Size | O.D. of roller | Fishing neck | Connection | PN. |
| 1.5＂ | 1.75＂ | 1.375＂ | 15/16-10UN | W09.03.06.00 |
| 1.75＂ | 2＂ | 1.375＂ | 15/16-10UN | W09.03.07.00 |
| 1.875＂ | 2.25＂ | 1.75＂ | 1-1/16-10UN | W09.03.08.00 |
| 2.5＂ | 2.75＂ | 2.313＂ | 1-1/16-10UN | W09.03.09.00 |
Note: More customized parts are available upon request.
Ⅲ. Structural features:
The stem-roller is composed of the body and roller.
There are two rows of pulley grooves on the body and respective three races in every row, the roller
is fixed in the race with cylindrical pin, and the o.d. of the roller is larger than the diameter of the body.
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