Part Name: Hydraulic Oil Cooler 2933967
Part Number: 2933967
Basic Info.
Product Details
- Item Model:2933967
- Date First Listed:2026/03/26
- Manufacturer:DIRON
Product Description
- Part Number: 2933967
- Part Type:Oil Cooler
- Description: Hydraulic Oil Cooler 2933967 for Diesel Model and Excavator



The 293-3967 is a high-efficiency aftermarket hydraulic oil cooler designed for Caterpillar® excavators. This unit effectively cools the hydraulic oil in the system, preventing overheating, maintaining stable hydraulic performance, and extending the service life of pumps, valves, and seals during continuous heavy-duty digging and loading operations.
Key Features & Benefits
- High-efficiency core design for excellent heat dissipation and fast cooling
- Reinforced structure to withstand vibration and high system pressure
- Precision-formed ports and sealing surfaces for leak-free connections
- Multi-stage pressure-tested for reliable performance under operating conditions
- Optimized fin and tube arrangement for maximum airflow and cooling capacity
- Ideal for high-load, high-temperature working environments
Common Applications
- Excavators: 336D, 336D2, 345D, 349D series
- Typical function: Hydraulic oil cooling in the main hydraulic circuit
Technical Specifications
- Part Number Reference: 293-3967
- Type: Hydraulic oil cooler core
- Working Pressure: 150–200 psi
- Weight: ≈ 28 kg (62 lb)
Important Note:
- We only provide replacement products intended for aftermarket use in the Caterpillar machinery listed above. The brand name Caterpillar is used solely as reference information to indicate compatibility and does not imply that our products are OEM.
- Note: While this description provides general information, specific details such as size, weight and exact material may vary by manufacturer and specific application. To obtain the most accurate and up-to-date information, it is recommended to consult a qualified parts supplier such as DIRON PARTS.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: FOB
Q4. How about your delivery time?
A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8. How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from
ABOUT DIRON
- Factory OF DIRON
Diron Parts Group Have Its Own Factory Ensure That We Offer Better Price For Customers. Besides, Diron Corporate With Some Reliable Principal Manufacturers, So Diron Also Supply Customer Other Quality Spare Parts.








- Team OF DIRON
With 18 years of manufacturing and exporting experience, Diron has a team of knowledgeable engineers, inspectors and technical workers, sales staff, after-sales personnel.


- Products OF DIRON
As a distributor, we supply parts covers for :Complete engines, Long block, Short block, Engine spare parts, Electricla products, Hydraulic products, Transmission products, Undercarridge products.Among them, Cylinder head, Cylinder block, Spacer-plate, Bushing & Pin are our best-selling products.







