Guangzhou Opal Machinery Parts Operation Department

4K4376 Caterpillar Excavator Piston Rod Seal Hydraulic Cylinder Seal 8C3840

Product Details:
Place of Origin: China
Brand Name: OUB
Certification: ISO9001
Model Number: 8C3840 4K4376
Payment & Shipping Terms:
Minimum Order Quantity: 5 Set/Accept trial order
Price: Negotiable
Packaging Details: PP Bag Inside.outer is carton with film wrapped.
Delivery Time: Within 5-15 days after getting your desposit
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 1000Set
  • Detail Information
  • Product Description

Detail Information

Model Number: Rod Seal Kit Color: Yellow,Red
Material: Polyurethane (U801) Stress (Mpa): 35
Temperature (DEG): -35~100 Packing: PE Plastic Bags Then To The Carton / As Per Your Request
High Light:

Excavator Piston Rod Seal


4K4376 Caterpillar Piston Rod Seal


Hydraulic Cylinder Seal 8C3840

Product Description

4K4376 Caterpillar Excavator Piston Rod Hydraulic Cylinder Seal Rod Seal Kit 8C3840

High sealing performance under low pressure.
Not suitable for sealing singly.
Easy installation.

Operating conditions :
Pressure: CPU: ≤31.5Mpa

Temperature: -35~+80 °c
Speed: ≤0.5m/s
Media: hydraulic oils(mineral oil-based)


Material: CPU/TPU
Hardness:90~95 Shore A
Color: Light/Yellow/Natural


Picture Preview:

4K4376 Caterpillar Excavator Piston Rod Seal Hydraulic Cylinder Seal 8C3840 0

4K4376 Caterpillar Excavator Piston Rod Seal Hydraulic Cylinder Seal 8C3840 1



5J8175 4K4376 5J8011
6J9178 3J0375 5J5402
4J8879 1N9177 5J7854
5J8150 6N9312 5J4986
8C9122 4S7805 5J4987
7J9885 3F8638 5J5020
2S5867 7H2423 8C3840


Dust ring used to prevent dust, dirt, sand, metal shavings into the hydraulic cylinder, reducing the external
Pollutants to sneak into the sliding element to cause the risk of scratches, excellent dustproof effect can be achieved through the special design on the lip of the dust ring.


Q1: Are you trading company or manufacturer?
A:We are trading company and we also have our own factory to produce seals.With more than 20 years of PU manufacturing experience.
Q2: How to guarantee your after sales service?
A: 1.Strict inspection during production
A: 2.Recheck the products before shipment to ensure our packaging in good condition
A: 3.Track and receive feedback from our customer

Q3:If I only know the excavator model, but can not offer parts No., what should I do ?

A: If possible, you can send us pictures of old products, nameplate or the size for reference.

Q4: Can you provide samples? Is it free or extra?

A: Yes, we can supply the sample for free. Freight charges can be negotiated.

Q5: How soon i can get the quotation?

A: If your information is complete, we offer our quotation within 24 hours.

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