Graco Inc.

GL-11 Grease Injectors  Single Line Parallel Systems

High volume output at high pressures for the most demanding applications

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Custom fit your system with Graco's adjustable GL-11 grease injector systems. Designed to meet the needs of each lube point, these precision-honed systems provide years of reliable operation in the harshest operating environments.

  • Convenient top-mounted cycle pin indicator for quick confirmation that the injector is functioning properly
  • GL-11 injectors adjust from .05 to .5 cubic inches (.8 to 8.2 cubic centimeters)
  • Operating pressures from 1000 to 3500 psi (69 to 241 bar) for optimal performance with grease grades up to NLGI #2
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GL-11 Injector
Maximum Working Pressure
3500 psi
241 bar, 24 MPa
Minimum Operating Pressure
1000 psi
69 bar, 6.9 MPa
Suggested Operating Pressure
2500 psi
172 bar, 17 MPa
Reset Pressure
600 psi
41 bar, 4.1 MPa
Output Volume Per Cycle
Adjustable: 0.050 to 0.500 in³ (Maximum adjustment setting is when adjusting screw (3) is just making contact with indicator pin (8) with no inlet pressure. Turn adjusting screw clockwise (in), to reduce output. To adjust, loosen lock nut (4) and turn adjusting screw (3) the number of turns indicated on the GL-11 Volume Adjustment Table to obtain the desired volume. Tighten lock nut (4) when desired volume setting is reached)
Adjustable: 0.050 to 0.500 in³ (Maximum adjustment setting is when adjusting screw (3) is just making contact with indicator pin (8) with no inlet pressure. Turn adjusting screw clockwise (in), to reduce output. To adjust, loosen lock nut (4) and turn adjusting screw (3) the number of turns indicated on the GL-11 Volume Adjustment Table to obtain the desired volume. Tighten lock nut (4) when desired volume setting is reached)
Wetted Parts
Carbon steel, Stainless steel, Copper, Fluoroelastomer
Carbon steel, Stainless steel, Copper, Fluoroelastomer
Recommended fluids
Lubricant: NLGI 000 - NLGI
Lubricant: NLGI 000 - NLGI
Inlet
1/2 in - 14 npt
1/2 in - 14 npt
Outlet
1/4 in - 18 npsf
1/4 in - 18 npsf
Outlet
1/8 in - 27 npsf
1/8 in - 27 npsf