Product Description
Up for sale is a genuine Cummins 3802520 Main Bearing Set, an OEM standard-size bearing set designed to support the crankshaft and maintain proper alignment within select Cummins diesel engines. These precision-engineered main bearings reduce friction, support rotating loads, and help ensure proper oil clearance for reliable engine performance and long service life.
- Item is in new old stock condition, however some pieces may have minor surface rust. Packaging shows signs of shelf wear.
Features & Specifications
- Brand: Cummins
- Part Number: 3802520
- NSN: 3120-01-254-5344
- Type: Main Bearing Set
- Size: Standard (STD)
- Application: Engine Crankshaft Main Bearings
- Function: Supports Crankshaft & Maintains Proper Oil Clearance
Compatibility
Compatible with select Cummins B-Series diesel engines, including:
- 4BT 3.9L
- 4BTA 3.9L
- 6BT 5.9L
- 6BTA 5.9L
- 6BTAA 5.9L
Common applications include:
- Dodge Ram 2500 & 3500 with the 5.9L 12-valve Cummins (where applicable by engine serial number)
- Industrial power units
- Construction equipment
- Agricultural equipment
- Generator sets
- Marine engines utilizing the Cummins B-Series platform
Cross Reference Part Numbers:
- 3929016
- 3929021
A8-6
