MAIN HYDRAULIC PUMP GP-2PS- CAT 320 320 GC NEW Excavator Main Pump Hydraulic Pump 5319885 531-9885
Original equipment manufacturer hydraulic main pump part numbers 5319885 and 531-9885, designed for optimal performance in demanding excavator applications.
Product Overview
Advanced Hydraulic Control System
This hydraulic pump features a centrally located turbine with electrically controlled lifter for precise speed regulation. Adjusting the lifter inward reduces pump speed, while outward adjustment increases operational speed.
Integrated Pump Configuration
- Right Side Series Pumps: Front plunger-type pilot pump and rear hydraulic oil fan cooling pump. The high-flow pilot pump primarily supplies oil to the slewing system.
- Left Side Series Pumps: Front rotary pump and rear coolant fan cooling pump. The rotary pump supplies oil to two variable displacement rotary motors in the closed hydraulic system.
Performance Specifications
Maximum flow rate of 1064 liters/minute delivers substantial power for demanding excavator operations, supporting large-scale mining and heavy engineering applications.
Technical Specifications
| Product Name |
Excavator Main Pump |
| Model |
320GC |
| Color |
Black, Yellow |
| Place of Origin |
China/US/Japan |
| Weight |
150KG |
| Part Number |
5319885, 531-9885 |
| Minimum Order Quantity |
1 set |
| Packing Method |
Wooden case |
| Delivery Time |
1-3 days (dependent on order quantity) |
| Payment Terms |
L/C, T/T, Western Union, Trade Assurance |
Quality Assurance: Each cylinder head undergoes thorough inspection with detailed photographs provided to buyers for confirmation prior to shipment.
Manufacturer Profile
Better Parts Company specializes in research, development, production, and sales of hydraulic products with over 8 years of experience serving international markets.
Product Range
Comprehensive selection of hydraulic pumps, motors, valves, gear boxes, gear pumps, and spare parts compatible with leading brands including Rexroth, Parker, Eaton-Vickers, Linde, and Sauer-Danfoss.
Company Commitment: "High Quality, Best Service, Competitive Price" ensuring reliable performance and complete customer satisfaction across all product lines.