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  • Durable, field tested and proven designs with ergonomic handle to reduce operator fatigue
  • Single acting PTJ models available with spring seating or power seating are ideal for slab-on-grade applications
  • Double acting DA models have an 8.5" stroke and are machined from steel billets. The feature standard power seating and have gun-drilled hydraulic fluid passages
  • 5DA1 jacks come equipped with a 4" nose while PTJ jacks come with a 3" nose. Other nose lengths available upon request
  • A full line of gripper sizes are available to stress most common strand sizes
  • Complete line of repair kits available for quick and easy service
Stressing Jacks with Hydraulic Pumps
Stressing Jacks with Hydraulic Pumps - 2
Unit of Measure
Items Stressing Jacks with Hydraulic Pumps
PTJ-5S
4.48 Inch Square (in²) Effective Cylinder Area Spring Seater Stressing Jack with Hydraulic Pump
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Stressing Jacks with Hydraulic Pumps
PTJ-5P
4.48 Inch Square (in²) Effective Cylinder Area Power Seater Stressing Jack with Hydraulic Pump
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Stressing Jacks with Hydraulic Pumps
PTJ-6S
6.28 Inch Square (in²) Effective Cylinder Area Spring Seater Stressing Jack with Hydraulic Pump
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Stressing Jacks with Hydraulic Pumps
PTJ-6P
6.28 Inch Square (in²) Effective Cylinder Area Power Seater Stressing Jack with Hydraulic Pump
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Stressing Jacks with Hydraulic Pumps
5DA1
6.28 Inch Square (in²) Effective Cylinder Area Power Seater Stressing Jack with Hydraulic Pump
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System (110 Volts) Part Number N/A 232301 N/A 232306 N/A 232401 N/A 232406 N/A 232101
System (220 Volts) Part Numbers N/A 232302 N/A 232307 N/A 232402 N/A 232407 N/A
Pump Models N/A GTI PTP-2.5 W/ 9500 VALVE N/A GTI PTP-2.5 W/ 9628 VALVE N/A GTI PTP-2.5 W/ 9500 VALVE N/A GTI PTP-2.5 W/ 9628 VALVE N/A GTI PTP-2.5 W/ 9628 VALVE
Standard Diameter Range N/A 0.250 to 0.50 " N/A 0.250 to 0.50 " N/A 0.250 to 0.62 " N/A 0.250 to 0.62 " N/A 0.250 to 0.50 "
Tool Capacity N/A 20 ton N/A 20 ton N/A 30 ton N/A 30 ton N/A 20 ton
Jack Type N/A Single Acting N/A Single Acting N/A Single Acting N/A Single Acting N/A Double Acting
Seater Type N/A Spring N/A Power N/A Spring N/A Power N/A Power
Stroke N/A 10 in² N/A 10 in² N/A 10 in² N/A 10 in² N/A 8.5 in²
Effective Cylinder Area N/A 4.48 in² N/A 4.48 in² N/A 6.28 in² N/A 6.28 in² N/A 6.28 in²
Weight N/A 55 lb N/A 55 lb N/A 76 lb N/A 76 lb N/A 42 lb
System Legend N/A Post-Tensioning Jack - 0.5" Strand Diameter with Spring Seater N/A Post-Tensioning Jack - 0.5" Strand Diameter with Power Seater N/A Post-Tensioning Jack - 0.6" Strand Diameter with Spring Seater N/A Post-Tensioning Jack - 0.6" Strand Diameter with Power Seater N/A Double Acting Jack - 0.5" Strand Diameter with Power Seater
Dimension (A) N/A 21.0 " N/A 21.0 " N/A 22.0 " N/A 22.0 " N/A 18.50 "
Dimension (B) N/A 9.0 " N/A 9.0 " N/A 10.20 " N/A 10.20 " N/A 7.50 "
Dimension (C) N/A 6.50 " N/A 6.50 " N/A 7.0 " N/A 7.0 " N/A 6.50 "
Primary Application N/A Slab-on Grade N/A Slab-on Grade N/A Slab-on Grade N/A Slab-on Grade N/A Elevated and Commercial Construction
GTI Hydraulic Pumps N/A
  • The industry standard for stressing systems
  • Axial piston pump element is field proven and easy to service
  • Universal electric motor is durable and easy to service
  • True unloading valve achieves greater pump efficiency allowing higher flow at maximum pressure
Note N/A All advance and retract hydraulic ports are 0.375" NPTF.