Machinery Engine 020 Connecting Rod Bearing 3047392 for QSK50

Keywords: 3047392 connecting rod bearing, QSK50 020 conrod bearing kit, diesel engine connecting rod shell, excavator engine spare parts, construction machinery engine bearing, aftermarket replacement bearing set

Product Overview

Connecting Rod Bearing Part No.3047392 is 0.20 over‑size connecting rod bearing kit designed for QSK50 diesel engine, widely applied on excavators and heavy‑duty construction machinery. It bears huge impact load between connecting rod and crankshaft journal, forms stable lubricating oil film and reduces friction loss during engine running. This replacement bearing set resolves typical engine faults including abnormal knocking noise, metal rattling, low oil pressure and bearing melting caused by original bearing wear, surface scratch and alloy layer peeling. Each connecting rod bearing set undergoes strict material test and dimensional tolerance inspection before shipment.

Detailed Specifications

Key Features & Advantages

• High‑quality bimetallic alloy material, excellent load‑bearing and anti‑friction performance under heavy‑duty working conditions.
• High‑precision 0.20 oversize machining dimension, perfect fitting tolerance to maintain stable lubricating oil film.
• Good wear‑resistance and anti‑spalling property, effectively prevent crankshaft journal scratch damage.
• Reliable surface treatment, extend service life of connecting rod and crankshaft components.
• Direct replacement installation, ideal for QSK50 engine overhaul and maintenance projects.
• Effectively eliminate abnormal knocking and low oil pressure troubles caused by damaged original bearings.

Application Scope

Fit Equipment: Excavators and heavy‑duty machinery equipped with QSK50 diesel engine ‑ Widely applied for engine repair workshops and routine equipment maintenance projects.

Our Company Advantage

We are professional supplier of full‑range construction machinery spare parts, supplying engine parts, hydraulic parts, electrical parts, seal kits and complete overhaul kits. ‑ Large ready stock for various machinery spare parts ‑ Factory‑direct wholesale competitive price ‑ Mixed‑order & one‑stop spare‑parts procurement supported ‑ Professional part‑number matching technical support service

Packaging & Shipping

Neutral export carton box with shock‑proof inner packing, avoid scratch and collision during long‑distance transportation ‑ Multiple shipping options: sea freight, air freight, international express for small trial orders ‑ Export documents such as Commercial Invoice, Packing List can be provided.

Contact Us

If you need more excavator spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.