PUMP GP-MAIN HYDRAULIC 3976960 - Caterpillar

3976960 PUMP GP-MAIN HYDRAULIC Caterpillar parts 308E, 308E2 CR

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Alternative (cross code) number:
CA3976960
397-6960
3976960

Caterpillar 3976960 PUMP GP-MAIN HYDRAULIC

Weight: 54 pounds 24 kg.

Buy PUMP GP-MAIN HYDRAULIC 3976960 Caterpillar genuine, new aftermarket tractor parts with delivery
MINI HYD EXCAVATOR,

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SMRR-MACHINE 397-6960 3976960 Hydraulic Pump Compatible for Caterpillar Excavator 308E 308E2CR

$3,569.00

15 Aug 2025

CN: SMRR-MACHINE PA

SMRR-MACHINE 397-6960 3976960 Hydraulic Pump Compatible for Caterpillar Excavator 308E 308E2CR
SMRR-MACHINE ⭐Relacement Numbers:397-6960 3976960 || ⭐This item Compatible for Caterpillar Excavator 308E 308E2CR || ⭐【Installation Guide】Ensure accurate alignment and clearance The coaxiality between the pump shaft and drive shaft should be less than 0.05mm, and the end face gap of the coupling should not exceed 0.05mm to avoid early bearing failure. || ⭐【Installation Guide】Avoid hammering and misalignment The pump should be installed gently without hammering or subjecting it to axial or bending loads, as these may damage the pump. || ⭐【Common Issues and Solutions】The pump fails to suck oil, usually due to seal aging or air leakage in the suction line—check seals and adjust or replace the pipeline. || ⭐【Common Issues and Solutions】No or weak oil pressure is often caused by severe pump wear or high suction resistance—replace the pump or clean the suction line. || ⭐【High-Performance Hydraulic Output】Delivers strong, consistent hydraulic power for smooth and efficient equipment operation, ensuring reliable performance in demanding applications. || ⭐【Premium-Quality Materials】Built from high-strength alloys and precision-engineered components to provide durability, wear resistance, and a long service life. || ⭐【Enhanced Sealing Technology】Features upgraded seals to prevent fluid leakage, improve pressure retention, and maintain stable performance under high loads. || ⭐We could provide a variety of parts. If you have any questions or needs, please feel free to contact us.

Threetrees 397-6960 3976960 Hydraulic Pump for Caterpillar Excavator 308E 308E2Cr 308E

$2,848.89

25 Feb 2025

US: THREETREES

Threetrees 397-6960 3976960 Hydraulic Pump for Caterpillar Excavator 308E 308E2Cr 308E
THREETREES 397-6960 3976960 Hydraulic Pump for Caterpillar Excavator 308E 308E2Cr 308E

BCXFORK 397-6960 3976960 Hydraulic Pump fits for Caterpillar Excavator 308E 308E2CR

$3,595.00

28 Aug 2024

CN: BCXFORK

BCXFORK 397-6960 3976960 Hydraulic Pump fits for Caterpillar Excavator 308E 308E2CR
BCXFORK [IMPORTANT]Please confirm that your Part Number matches the one listed in the link before placing your order, because we ship according to the number on the link. If you're unsure of your number, please provide us with the picture of your old hydraulic pump. || Part Number: 397-6960 3976960 || Manufacturer Warranty 1 Year || This item fits for Caterpillar Excavator 308E 308E2CR || Package Included: Hydraulic Pump

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#1239977 3976960

2023-11-12

Number on catalog scheme: 3

Caterpillar 3976960 Parts scheme PUMP GP-MAIN HYDRAULIC

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Compatible equipment models: 3976960:

MINI HYD EXCAVATOR 308E 308E2 CR Caterpillar

Information:

Table 1
J1939 Code and Description Comments
190-0
Engine Speed : High - most severe (3) The code requires factory passwords to be cleared.
190-15
Engine Speed : High - least severe (1) The code is logged. Probable Causes
Engine load
Turbocharger
Inlet airRecommended Actions
Table 2
Troubleshooting Test Steps Values Results
1. Check for a Sudden Drop of Engine Load
A. Converse with the operator about the overspeed event.
Engine Load
Result: The operator confirms that the overspeed was caused by a sudden drop of engine load.
Return to service.
Result: The overspeed was not caused by a sudden drop of engine load.
Proceed to Test Step 2.
2. Check for Proper Operation of the Turbocharger
A. Check for any oil that may be leaking into the inlet air.
Turbocharger
Result: The turbocharger is not leaking oil into the inlet air.
Proceed to Test Step 3.
Result: The turbocharger is leaking oil into the inlet air.
Repair: Repair or replace the turbocharger.
If the problem is not resolved, proceed to Test Step 3.
3. Check the Quality of the Inlet Air
A. Check for combustible gases in the surrounding atmosphere.
Air Quality
Result: The atmosphere has combustible gases.
Repair: Do not operate the engine in an environment with combustible gases.
Verify that the repair eliminated the problem.
If the procedure did not correct the issue, contact your Cat dealer Technical Communicator (TC). For further assistance, your TC can confer with the Dealer Solutions Network (DSN).