4390007
Lubricating Oil Supply Tube
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$289.95 $345.04

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.


DESCRIPTION

The Lubricating Oil Supply Tube, identified by Part #4390007, is a component manufactured by Cummins. This tube is integral to the engine lubrication system, facilitating the delivery of oil to various engine components. Cummins, a reputable manufacturer in the automotive industry, ensures that this component meets high standards of quality and performance 1.

Function and Operation

The Lubricating Oil Supply Tube operates within the engine lubrication system by transporting oil from the oil pump to critical engine components such as the crankshaft, camshaft, and pistons. This ensures that these parts receive a consistent supply of lubricant, which is vital for reducing friction and wear. The tube is designed to maintain oil pressure and flow, contributing to the efficient operation of the engine 2.

Key Features

This Cummins part is constructed from high-quality materials, typically metal alloys, which provide durability and resistance to corrosion. Its design includes precise dimensions to ensure a proper fit within the engine system. Unique characteristics such as reinforced joints and smooth interior surfaces enhance its performance and longevity, ensuring reliable oil delivery under various operating conditions 3.

Benefits

The Lubricating Oil Supply Tube offers several advantages. It improves lubrication efficiency by ensuring a steady supply of oil to engine components, which reduces friction and wear. This results in enhanced overall engine performance and longevity. The tube’s robust construction and design contribute to its reliability, making it a valuable component in maintaining engine health.

Installation and Maintenance

Proper installation of the Lubricating Oil Supply Tube involves following recommended procedures to ensure a secure fit and proper alignment within the engine system. Precautions such as cleaning the installation area and inspecting the tube for any damage before installation are important. Regular maintenance includes inspecting the tube for leaks or damage, ensuring there are no obstructions in the oil flow, and replacing the tube according to manufacturer guidelines to maintain optimal performance.

Troubleshooting Common Issues

Common issues associated with the Lubricating Oil Supply Tube include leaks, blockages, or deterioration over time. Troubleshooting steps involve inspecting the tube for visible signs of damage, checking for proper alignment and fit within the engine system, and ensuring there are no obstructions in the oil flow. Solutions may include repairing or replacing the tube as necessary to restore proper lubrication function.

Cummins Overview

Cummins is a well-established manufacturer with a strong reputation in the automotive industry. The company has a history of producing high-quality components, including the Lubricating Oil Supply Tube. Cummins’ commitment to quality and performance is evident in their products, which are designed to meet the demanding requirements of modern engines.

Role of Part 4390007 Lubricating Oil Supply Tube in Compressor and Air Systems

The lubricating oil supply tube, part 4390007, is integral to the efficient operation of compressor and air systems. In these systems, the tube facilitates the consistent delivery of lubricating oil to moving components, ensuring smooth operation and longevity of the machinery.

Compressor Systems

In compressor systems, the lubricating oil supply tube plays a significant role in maintaining the health of the compressor’s internal components. It ensures that the rotating parts, such as the crankshaft, pistons, and bearings, receive a steady supply of oil. This lubrication is essential for reducing friction and wear, which in turn helps in maintaining the compressor’s efficiency and reliability over time. The consistent oil flow also aids in dissipating heat generated during compression, contributing to the overall stability of the system.

Air Systems

In air systems, particularly those involving pneumatic tools and air compressors, the lubricating oil supply tube ensures that the air motor and other moving parts are adequately lubricated. This is vital for the smooth operation of these components, as it prevents metal-on-metal contact that can lead to premature wear and failure. Additionally, proper lubrication helps in sealing the air passages, ensuring that the system operates at optimal pressure levels without leaks.

Conclusion

Overall, the Lubricating Oil Supply Tube, part 4390007, is a vital component for the QST30, CM2350, and T101 engines, ensuring that they receive the necessary lubrication for optimal performance and durability. Its role in compressor and air systems further underscores its importance in maintaining the efficiency and longevity of various machinery.


  1. Sheng, Gang. Vehicle Noise, Vibration and Sound Quality. SAE International, 2012.

  2. Mom, Gijs. The Evolution of Automotive Engineering: A Handbook. SAE International, 2023.

  3. Minaker, Bruce P. Fundamentals of Vehicle Dynamics and Modelling. John Wiley & Sons, 2019.

SPECIFICATIONS

Package Dimensions
11.25 x 0.75 x 1.75 in
Weight
0.106 lb
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.