Cummins QSK78 Engine Part Main Bearing Cap 3642431/3082443 for Cummins Engine Original

Short Description:

Cummins Engine Part Main Bearing Cap 3642431/3082443 for Cummins HSK78G CM2358 K129G, QSK78 CM2250 K104, QSK78 CM2350 K126, QSK78 CM500 Engine Original with Competitive Price

Product Detail

Product Tags

Function of Main Bearing Cap

The function of the main bearing of the oil machine is to support the crankshaft to ensure the normal operation and power output of the crankshaft.

1: Prevent dust and other foreign matter from invading the raceway of the rolling elements;

2: Ensure that the lubricant (grease) only acts on the rolling elements and raceways without overflowing.

3: To a certain extent, prevent the rolling element cage and other vulnerable parts from being damaged by external force

The Types of Main Bearing Cap

1. The sliding bearing is composed of two halves, the upper half is installed on the body, and the lower half is fixed on the body by a bearing cover (tile cover).

First install the bearing bush on the body, then install the crankshaft, and finally install the tile cover to complete.

2. For the main bearing of the roller bearing type, the outer ring of the bearing is installed into the body, the inner ring and the roller are installed on the crankshaft, and they are installed from the rear of the body when assembling the crankshaft.


Company Introduction

Raptors, the authorized dealer of Cummins (China), established in 2015 by Mr. Jordan Wang who worked in Cummins (China) for 8 years, Jordan had been responsible for mine market for 4 years during working in Cummins china, so we have big advantages for almost all genuine Cummins generators, engine assembly and spare parts, especially for NTA855, KTA19, KTA38, KTA50, QSK60, QSX15 etc...

Product Parameter

Part name: Main Bearing Cap
Part number: 3642431/3082443
Brand: Cummins
Warranty: 6 months
Material: Metal
Color: Silver
Packing: Cummins Packing
Feature: Genuine & Brand New
Stock situation: 20 pieces in stock;
Unit weight: 12kg
Size: 36*22*13cm

Product Pictures


3642431-Main Bearing Cap b1
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belt 4095496 2
3642431-Main Bearing Cap a1
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