UNI-JAR
The common latching system between the Adjustable Spring and Hydraulic Jar allows utilisation of a single, common Jar Rod which offers operational flexibility particularly when selecting the right type of jar for the right well.
The Uni-Jar is available in sizes ranging from 1.500” to 2.500” OD and with connection options to suit Customers’ requirements. Short Stroke Jar options are also available when rig-up height is limited.

TOOL APPLICATIONS:
To provide a compact package of key components required in the event that higher impacts are required during standard operations
DESIGN FEATURES & BENEFITS:
ACCELERATOR
Stroke length optimised to suit equivalent Hydraulic & Spring Jar size and setting range
ADJUSTABLE SPRING JAR - SUB
Unique inverted jar design with upper latch mechanism
Simple, ergonomic and on-toolstring adjustment feature
One piece Calibration Sub
HYDRAULIC JAR - SUB
Harmonised hydraulic and mechanical functions improving reliability in oil and gas wells
200, 500 and 1000 grade silicone oil available to control jar release time in varied well temperatures
Unique inverted jar design for improved debris tolerance
Balance piston chamber to limit well pressure effects
Simplistic, ergonomic design for rapid redress
“J” Slot feature for simple and safe jar rod release at surface
SHARED FEATURES & BENEFITS
Available in industry standard toolstring sizes
Connection options to suit customer requirements
Simple, robust design ensuring ease of operation or the end user
Selected components QPQ treated
Hexagonal flats for safe make-up & break-out


Assembly Part No. Actual OD Fish Neck Connection Working Range
1075-1500-XXX-RX 1.500" 1.375" Optional up to 1100lbs
1075-1750-XXX-RX 1.750" 1.375" Optional up to 3000lbs
1075-1875-XXX-RX 1.875" 1.750" Optional up to 3000lbs
1075-2125-XXX-RX 2.125" 1.750" Optional up to 3000lbs
1075-2500-XXX-RX 2.500" Optional Optional up to 7000lbs