Halliburton Jar Specifications

LockJar
Multi-Conductor Wireline
Halliburton Configuration

Dimensions and Ratings
Maximum Temperature	Maximum Pressure	Maximum Tool OD	Maximum Hole OD
400^oF	30,000 psi.	3.625 in.	na *
Minimum Hole ID	Length	Overall Length	Weight
4.0 in.	135.50 in.	154.0 in. (Includes Thread Protectors)	287 lbs.

* Tool is not restricted on maximum hole size.

Hardware Characteristics

Actuation Type:

Hydraulic Actuation with Mechanical Lock

Lock Setting:

Adjustable onsite from 1800 lbs. to 4000 lbs.*

Stroke Length:

4.5 in. (1 in. metering, 3.5 in. jarring)

Combinability:

DITS Compatible

Impact Value:

Variable with hole conditions and pull provided from surface

* Some configurations provide lock settings from 2700 lbs. to 6500 lbs.

Physical Strengths *
Hardware	Tension	Compression	Torque
Tool Joints	130,000 lbs.	130,000 lbs.	600 ft-lbs.
Other	200,000 lbs.	200,000 lbs.	4720 ft-lbs.

* Strengths apply to new tools at 70^oF and 0 psi.

Hydraulic time delay allows for use of maximum force available through surface pull to create an impact. Mechanical tools can use a max force equal to its highest lock setting when creating an

Jar

US Patent 6290004
and others

LockJar® is a registered trademark of Evans Engineering, Inc.