Description
M5X180 200-3373 Swing Motor Assembly Overview
The M5X180 200-3373 Swing Motor Assembly manufactured by Tatan is a heavy-duty fixed displacement axial piston rotary hydraulic motor belonging to our Excavator Swing Motor Assembly classification. Engineered in strict compliance with international ISO industrial fluid power standards, installing this complete M5X180 200-3373 Swing Motor Assembly unit eliminates superstructure downhill creeping, sluggish slewing acceleration, and mechanical parking brake slippage on Caterpillar 330D, 330D L, 330D LN, and 336D 30-to-36 ton excavators.
Constructed strictly to Caterpillar OEM standards, this unit integrates an 180 cc/rev cylinder block, high-strength piston assemblies, an internal multi-disc friction brake pack, and dual anti-reaction crossover relief valves. It mounts directly onto your original CAT 330D swing reduction planetary gearbox with zero pilot flange or hydraulic line modifications.
Key Attributes & Parameters for M5X180 200-3373 Swing Motor Assembly
| Product Category | Excavator Swing Motor Assembly | Warranty | 1 Year / 12 Months |
| Specific Motor Model | Kawasaki / Kayaba M5X180 / M5X180CHB | Brand Name | Tatan |
| Compatible Equipment | Caterpillar 330D | 330D L | 336D Excavator | OEM Part Number | 200-3373 / 334-9973 / 204-2679 |
| Rated Working Pressure | 31.5 – 34.3 MPa (315 – 343 Bar) | Motor Displacement | 180 cc/rev High-Torque Axial Design |
| Braking System | Mechanical Multi-Disc Parking Brake | Relief Valve Logic | Dual Anti-Reaction Shockless Crossover |
| Machinery Test Report | Provided (100% Bench Torque Tested) | Video Outgoing-Inspection | Provided Before Shipping |
| Drive Shaft Type | Heavy-Duty Involute Spline Shaft | Place of Origin | Guangdong, China |
| Quality Status | 100% Brand New Motor Assembly | Packaging | Export Wooden Box Packaging |
Supported Machinery Brands & Slewing Motor Coverage
In addition to Caterpillar, Tatan manufactures replacement complete swing motors, hydraulic main pumps, and rotary components for leading machinery brands:
Application Scenarios & Buyer Value
When resolving heavy slewing lag and brake drift failures with our M5X180 200-3373 Swing Motor Assembly, workshops and mining contractors secure direct field benefits:
| Application Scenario | Value Delivered to Buyer |
|---|---|
| CAT 330D Slewing Motor Replacement | Swapping to a complete M5X180 200-3373 Swing Motor Assembly cuts machine repair downtime by up to 75% compared to complex field teardowns and friction disc lapping. |
| Heavy Hydraulic Repair Workshops | Eliminates the risks of hand-lapping severely scored bimetal valve plates and dealing with uncalibrated brake spring packs. |
| Quarry & High-Tonnage Mining Fleets | Eliminates dangerous upper carriage downhill drift on steep incline benches, maintaining precise bucket positioning during truck loading. |
| International Machinery Stockists | Ready-to-ship replacement complete swing motor inventory supporting high-hour Caterpillar 330D and 336D machines globally. |
M5X180 200-3373 Swing Motor OEM Diagnostic Guide
Use this technical diagnostic guide to identify rotation and brake failures on your Caterpillar 330D excavator:
| Slewing Symptom | Technical Cause Analysis | Tatan Factory-Grade Solution |
|---|---|---|
| 1. Superstructure drifts or creeps when parked on side slopes | Friction lining wear on internal mechanical parking brake discs or high internal bypass across scored piston barrel surfaces. | Replace with a complete factory-tested M5X180 200-3373 Swing Motor Assembly. |
| 2. Sluggish slewing acceleration under a fully loaded rock bucket | Anti-shock crossover relief valve poppet erosion or fatigued relief springs failing to hold rated 31.5 MPa operating pressure. | Inspect pilot control pressure, flush lines, or install a pre-adjusted complete motor unit. |
| 3. Heavy superstructure rebound shudder when stopping rotation | Crossover relief valve damping orifice clogged or worn anti-cavitation check valve seats failing to cushion deceleration. | Clean relief valve blocks, check circuit filters, and install a brand-new factory-calibrated motor assembly. |
| 4. High hydraulic oil leakage around motor output shaft into gearbox | Motor case-drain return hose restriction causing excessive backpressure that ruptures the high-pressure radial shaft oil seal. | Inspect case-drain return lines, replace oil filter elements, and install a fresh factory-sealed motor unit. |
Transport Packaging & Fast Global Shipping
To ensure 100% damage-free international transport, every Tatan swing motor assembly is pre-flushed with preservation fluid, fitted with heavy steel port caps, wrapped in vapor-barrier film, and bolted inside an export-grade wooden shipping crate.
✈️ Express Air Courier
Partnered with DHL, FedEx, UPS, and TNT for 3-7 day express door-to-door delivery worldwide.
🚢 Sea Cargo Freight
LCL and FCL ocean container shipping for heavy hydraulic assemblies and bulk fleet replenishment.
📦 Export Wooden Cases
Fumigated solid wooden boxes with custom high-density foam inserts to prevent shipping shock.
Quality Control & International Certificates
Tatan hydraulic components are manufactured under ISO 9001 certified quality control systems and strictly comply with international industrial pressure and safety standards.
M5X180 200-3373 Swing Motor FAQ & Related Categories
* Note: Wholesale Reference Price Starts From $300.00. Please contact Gavin for a final customized quote.
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