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Mechanical Spring Jar-Type 1
Product Parameters
Product Parameters
The Spring Jar, is a telescoping upstroke jar that should be run in conjunction with wireline stem installed immediately above. The Spring Jar can be adjusted on or off the toolstring at surface to a predetermined release force,therefore offering the operator a controlled impact force at the tool during heavy-duty wireline operations.The Spring Jar operation has been designed using the minimum of working parts,which offers the operator a fast and simple redress should it become necessary.By utilizing the Calibration Tool the Jar values can be varied to suit operating conditions.
| Tools | Fishneck O.D. | Connection Type | Stroke |
| O.D. | |||
| 0.750" | 0.750" | 5/8"-11UN | 12" |
| 20" | |||
| 1.250" | 1.187" | 15/16"-10UN | 20" |
| 24" | |||
| 30" | |||
| 1.500" | 1.375" | 15/16"-10UN | 20" |
| 24" | |||
| 30" | |||
| 1.875" | 1.750" | 11/16"-10UN | 20" |
| 24" | |||
| 30" | |||
| 2.125" | 20" | ||
| 24" | |||
| 30" | |||
| 2.500" | 2.313" | 19/16"-10UN | 20" |
| 24" | |||
| 30" |
