Description
The HTD CAT320C Arm Hydraulic Cylinder is a premium OEM-quality replacement designed for Caterpillar CAT320C excavators. Engineered for the middle arm (stick) hydraulic system, this hydraulic cylinder delivers reliable lifting force, smooth hydraulic operation, and exceptional durability for demanding construction, mining, and earthmoving applications.
Manufactured from premium high-strength alloy steel with precision CNC machining, the hydraulic cylinder is built to withstand high-pressure working conditions while maintaining excellent sealing performance and long service life. Equipped with high-quality sealing components and rigorously tested before shipment, it effectively minimizes hydraulic oil leakage and ensures stable performance even in harsh operating environments.
Whether you are replacing a damaged cylinder or rebuilding an excavator hydraulic system, the HTD CAT320C Arm Hydraulic Cylinder provides dependable performance, accurate fitment, and cost-effective maintenance solutions for customers worldwide.
Key Features & Benefits
- Designed specifically for Caterpillar CAT320C excavators.
- Suitable for middle arm (stick) hydraulic cylinder applications.
- Manufactured to OEM-quality standards.
- High-strength alloy steel construction for extended durability.
- Premium sealing system reduces hydraulic oil leakage.
- Excellent resistance to heavy loads, wear, and corrosion.
- Precision-machined components ensure accurate installation.
- Fully inspected and performance-tested before shipment.
Technical Specifications
| Item | Specification |
|---|---|
| Product Name | Arm Hydraulic Cylinder |
| Application | Middle Arm (Stick) Hydraulic System |
| Brand | HTD |
| Model | CAT320C |
| Compatible Machine | Caterpillar CAT320C Excavator |
| Part Number | Available Upon Request |
| Material | High-Strength Alloy Steel |
| Place of Origin | China |
| Condition | New |
| Quality Standard | OEM Quality |
| MOQ | 1 Piece |
| Packaging | Standard Export Packaging |
| Delivery Time | 2–3 Days |
| Supply Ability | 1,000 Pieces per Month |
| Payment Terms | T/T, PayPal, Trade Assurance |
| Warranty | 3 Months |
| After-sales Service | Negotiable |
Applications
The HTD CAT320C Arm Hydraulic Cylinder is widely used for:
- Caterpillar CAT320C excavators
- Construction and excavation projects
- Mining and quarry operations
- Road and bridge construction
- Hydraulic system replacement and repair
- Excavator maintenance and rebuilding
- Heavy equipment service workshops
Frequently Asked Questions (FAQ)
Q1. Is this hydraulic cylinder compatible with the original CAT320C excavator?
Yes. It is manufactured according to OEM specifications and is designed for direct replacement on Caterpillar CAT320C excavators.
Q2. Can you manufacture according to customer drawings or samples?
Yes. HTD offers OEM and customized manufacturing services based on customer drawings, samples, or technical specifications.
Q3. What is the minimum order quantity?
The minimum order quantity is 1 piece, making it suitable for both individual replacements and wholesale purchases.
Q4. How soon can the product be shipped?
Most standard models are available from stock and can be shipped within 2–3 working days after order confirmation.
Q5. What payment methods do you support?
We accept T/T (Bank Transfer), PayPal, and Trade Assurance to provide secure and convenient international transactions.









