4W7589 Hydraulic Excavator Water Pump fits for CAT
| Pump Series: |
18.0 LB |
| Port Orientation - Shaft End: |
Flange Mount |
| Cover End RPM [Max: |
Right Hand (CW) |
| Minor Diameter [Max: |
12 gal/min @ 1200 rpm |
| Shaft Type: |
1.25 |
| Displacement Shaft End (cu in/revolution): |
NPT |
| Mounting Flange: |
3/16 in |
| Integral Valve Configuration: |
11 |
| PDF |
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Product Details
| Pump Series |
18.0 LB |
| Port Orientation - Shaft End |
Flange Mount |
| Cover End RPM [Max |
Right Hand (CW) |
| Minor Diameter [Max |
12 gal/min @ 1200 rpm |
| Shaft Type |
1.25 |
| Displacement Shaft End (cu in/revolution) |
NPT |
| Mounting Flange |
3/16 in |
| Integral Valve Configuration |
11 |
| GPM @ 1,800 rpm, Cover End |
12 gpm @ 1200 rpm |
| Pressure Port Size, Shaft End |
0.75 in |
| Shaft End RPM [Max |
Straight w/ Key |
| Port Size |
18 / 1800 |
| Port Type |
V20 |
| Minor Diameter |
2.66 in |
| GPM @ 1,800 rpm, Shaft End |
3/4 in NPT |
| Pilot Type |
Buna-N |
| Max. RPM [Max |
2400 |
| Shaft Dia. |
2200 psi |
| Major Diameter [Min |
18 |
| Shaft End Pressure [Max |
P |
| Cover End Flow @ RPM |
SAE A, 2 Bolt |
| Shaft Seal Type |
P |
| Cover End Pressure [Max |
1 |
| Shaft Key |
90° CCW from Inlet |
| Controlled Flow Rate |
2.4 |
| Port Orientation - Cover End |
w/o Integral Valves |
| Manufacturer Part No. |
1B |