Skyjack SJ85 AJ - Hydraulic Specifications

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SJ85 AJ 229044ADA
2.12 Hydraulic SpecificationsTable
Description US Metric
Pumps
Drive Pump
Displacement
2.48 in³/r
28.7 gal/min @ 2675 rpm
40.6 cm³/r
108.6 L/min @ 2675 rpm
Drive Pump Pressure 3000 psi 207 bar
Charge Pump Displacement 0.84 in³/r 13.8 cm³/r
Charge Pump Pressure 300 - 320 psi 20.68 - 22.41 bar
System Pump
Displacement - Static
3.00 in³/r
34.74 gal/min @ 2675 rpm
49.2 cm³/r
131.5 L/min @ 2675 rpm
System Pump Pressure 3050 psi 210 bar
Filters
High Pressure Filter Max. Operating Pressure 4000 psi 276 bar
Hydraulic Return Filter Max. Operating Pressure 120 psi 8 bar
Motors
Drive Motor
Displacement - Low 0.90 in³/r 14.7 cm³/r
Displacement - High 2.48 in³/r 40.6 cm³/r
Swing Motor
Motor Displacement 6.1 in³/r 100 cm³/r
Maximum Operating Pressure 3000 psi 207 bar
Cylinders
Extension Cylinder
Bore 3.93 in 10 cm
Rod Diameter 2.95 in 7.5 cm
Stroke 255 in 647.7 cm
Maximum Boom Pressure 3000 psi 207 bar
Lift Cylinder
Bore 7.48 in 19 cm
Rod Diameter 3.93 in 10 cm
Stroke 84.06 in 213.5 cm
Maximum Lift Pressure 4000 psi 276 bar
Steering Cylinder
Bore 3.06 in 7.8 cm
Stroke 4.31 in 11 cm
For other component specifications, refer to the hydraulic schematic. 1281AA
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