CAT P/N 531-9885, 531-9886, 329-5735, 543-3692, 543-3689, fitting Caterpillar CAT 320GC, 320GX, and M320/M316-322 excavator models, this high-efficiency A28V0130 small plate hydraulic pump is engineered for compact power, durability, and reliable hydraulic performance. Designed for seamless compatibility with CAT 320GC series machines, it delivers consistent flow, smooth operation, and dependable control for demanding construction and earthmoving applications across Australia.
Compact and high-performance hydraulic pump for 20–22 ton excavators
The Caterpillar 320GC Small Plate A28V0130 Hydraulic Pump is designed to deliver efficient and stable hydraulic power for CAT 320GC excavators. With its open-circuit design and compact build, this pump offers excellent flow, reliability, and control for mid-size digging, trenching, and earthmoving tasks. It is an ideal replacement for contractors looking to maintain productivity with OEM-level performance.
Why choose Atlas Hydraulic?
Professional support for Caterpillar 320GC hydraulic systems
All pumps are tested using a 110kW hydraulic bench
Competitive pricing and fast dispatch Australia-wide
OEM-compatible spare parts and expert repair service
Over 30 years of industry experience
| Displacement | 130×2 ml/r |
|---|---|
| Excavator Capacity | 20–22 Ton |
| Control Type | Open Circuit |
| Rated Speed | ~2000 r/min |
| Input Pressure | 0.1–0.34 MPa |
| Max Pressure | 34.3 MPa |
| Rated Pressure | 32 MPa |
| Teeth | 14 |
| Direction | R (Right-hand) |
| Weight | 96 kg |
| Dimensions | 61×19×29 cm |
| Colour | Yellow |
Disclaimer: All parts offered on this website are aftermarket products and are not manufactured or endorsed by original equipment manufacturers (OEMs). Any use of brand names or part numbers is solely for the purpose of identifying compatibility. Our company is not affiliated with, sponsored by, or approved by any OEM mentioned.
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