3028729 Pump Group-Prelube is a precision-engineered Cat prelubrication pump assembly designed to provide hydraulic pressure for the engine prelubrication system. Driven by a 24 V electric motor, this gear-type pump delivers a rated output of 49 L/min (13 US gpm) at 1,200 rpm, helping circulate lubricating oil through the engine before startup.
| Item | Specification |
|---|---|
| Product Name | Pump Group-Prelube |
| Part Number | 302-8729/598-6002 |
| Brand | Caterpillar (CAT) |
| Machine Model | CAT G3512 / G3516 / 3516C |
| Weight | 25.0 KG |
| Material | Carbon Steel |
| Condition | Brand New – Genuine |
| Warranty | 6 Months |
| Packaging | Standard Export Carton |
| Availability | Generally in stock |
| Origin | China |
The 3028729 Pump Group-Prelube is officially listed by Caterpillar for a wide range of engine and power-system applications, including:
The requested application is CAT G3512 / G3516 / 3516C, all of which are included in Caterpillar’s compatible-model listings.
For exact compatibility, customers should provide the engine model, serial number, arrangement number, or original part number. Caterpillar notes that changes to the original equipment configuration can affect fitment.
The 3028729 prelubrication pump is suitable for equipment and power systems operating in demanding environments, including:
It is particularly suitable for large industrial engines, gas engines, generator sets, marine applications and other heavy-duty power systems where reliable engine lubrication and startup protection are important.
YLCM PARTS supplies Caterpillar replacement components and OEM-quality machinery parts to customers worldwide.
We provide:
Our product range covers engine components, hydraulic parts, transmission parts, electrical components, undercarriage parts, cooling systems, filters and other construction and mining machinery spare parts.
YLCM uses professional export packaging to protect the 3028729 Prelubrication Pump during international transportation.
Packaging options include:
Packaging can be adjusted according to product quantity, transportation method and destination requirements.
For international orders, YLCM provides practical logistics solutions according to the customer’s destination and delivery requirements, including:
For heavy machinery components, we select suitable transportation and packaging methods to help reduce handling risks and ensure safe delivery.
Q: What is 3028729 PUMP-GP PRELUBRICATION?
A: It is a Caterpillar Pump Group-Prelube, consisting of a hydraulic gear pump with an electric motor drive. It supplies hydraulic pressure for the engine prelubrication system.
Q: Which engines use the 3028729 pump?
A: Caterpillar lists the part for various applications including G3512, G3516, 3516C, 3516B, 3516E, 3512C and related generator-set, marine and industrial engines.
Q: What is the pump output?
A: The specified pump output is 49 L/min (13 US gpm) at a rated speed of 1,200 rpm.
Q: What voltage does the pump use?
A: The pump group uses a 24 V electric motor drive.
Q: Why is engine prelubrication important?
A: Prelubrication circulates oil through the engine’s lubrication system before cranking, helping protect critical components from startup wear and reducing the delay before pressurized lubrication is available.
Q: How can I confirm compatibility before ordering?
A: Send us your engine model, serial number, arrangement number, or existing part number. Our technical team can check the application before shipment.
Q: What warranty does YLCM provide?
A: This product is supplied with a standard 6-month warranty against manufacturing defects, subject to YLCM’s warranty terms.
Looking for the 3028729 PUMP-GP PRELUBRICATION for CAT G3512/G3516/3516C?
Contact YLCM PARTS for:
Please send us your part number, engine model, quantity and destination. Our sales team will verify the application and provide a competitive quotation and suitable logistics solution.
