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349E L Hydraulic Arm Cylinder for Excavator Spare Parts 513-3691 370-6692 358-8461 Aftermarket High Quality
This hydraulic arm cylinder fits 349E L excavator, corresponding to part numbers 513-3691, 370-6692 and 358-8461. Made to OEM standards, it matches original sizes and hydraulic parameters for direct installation. It works steadily for heavy construction, mining and earthmoving operations.
| Parameter | Product & Logistics Details |
|---|---|
| Application | Heavy-duty excavator hydraulic system, construction & mining works |
| Part Name | Hydraulic Arm Cylinder |
| Compatible Model | CAT 349E L |
| Part Number | 513-3691, 370-6692, 358-8461 |
| Quality Grade | High-quality aftermarket |
| Certification | ISO9001, CE certified |
| Warranty | 12-month comprehensive quality warranty |
| Minimum Order Quantity | 1 piece acceptable |
| Delivery Time | 3-7 working days via air express |
| Shipping Options | Express, land transport, sea freight, railway delivery |
| Payment Method | T/T, Trade Assurance, PayPal |
The cylinder body adopts high-tensile seamless alloy steel with great compression and anti-deformation performance. The piston rod is processed with induction hardening and hard chrome plating to resist wear, corrosion and impact. Premium high-pressure seals prevent oil leakage, ensuring reliable operation from -20℃ to +85℃. Every unit passes leakage, fatigue and dimensional tests before delivery.
| Engineering Attribute | Verified Technical Data |
|---|---|
| Product Type | CAT 349E L Hydraulic Arm Cylinder |
| OEM Reference Number | 513-3691, 370-6692, 358-8461 |
| Main Manufacturing Material | High strength seamless alloy steel |
| Surface Treatment of Piston Rod | Induction hardening + hard chrome plating |
| Sealing Material | Wear-resistant high pressure polyurethane seal |
| Applicable Working Temperature | -20℃ ~ +85℃ |
| Factory Inspection Items | Leakage test, fatigue test, dimension measurement |
This aftermarket cylinder provides OEM-equivalent performance at a competitive price. Optimized materials and structure adapt well to heavy-load conditions for longer service life. We support single-piece orders and keep sufficient stock for fast delivery to reduce equipment downtime. The 12-month warranty covers non-artificial defects, with free replacement parts and professional technical support available.
Established in 2013, Belparts specializes in excavator hydraulic spare parts. We supply reliable aftermarket and OEM-matched components for mainstream brands including Hyundai, Komatsu, Kobelco
With standardized production and strict quality control, our products gain wide global recognition. We export goods to over 150 countries and regions, and provide complete cross-border logistics to meet diverse shipping demands.
A: This part is manufactured per OEM specifications for CAT 349E L. You can provide the machine serial number or photos of the old cylinder, and our technical team will recheck compatibility for smooth direct installation.
A: The warranty covers non-man-made faults like oil leakage, seal damage, cylinder distortion and insufficient working pressure. Free replacement parts and long-term technical consultation are available.
A: Reinforced materials and optimized structure deliver stronger pressure resistance and durability, ideal for tough construction environments.
A: All cylinders are coated with anti-rust oil and sealed, then packed in sturdy export wooden cases. Air delivery takes 3 to 7 days, while sea freight takes 30 to 45 days for bulk orders.
A: We support multiple secure cross-border payments including T/T bank transfer, Trade Assurance and PayPal to protect transaction safety.
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