O Ring Seal 3903546 for 6CT Engine

Keywords: 3903546 o ring seal, 6CT engine O‑ring, excavator diesel engine sealing ring, construction machinery engine overhaul spare parts

Product Overview

O Ring Seal Part No.3903546 is a critical sealing component specially matched for 6CT diesel engines, widely used on excavators and heavy‑duty construction machinery. It serves for sealing engine assembly joints, preventing oil, coolant and gas leakage. Effectively solve leakage issues caused by aging, cracking and permanent deformation of original O‑ring seal. Each O‑ring seal is inspected for dimension and sealing performance before export carton packaging and delivery.

Detailed Specifications

Key Features & Advantages

• High‑quality rubber sealing material, excellent oil‑resistance, heat‑resistance and anti‑aging performance under heavy‑duty working conditions.
• Accurate dimension and cross‑section size, perfect fit for original installation groove to realize reliable sealing effect.
• Effectively eliminate engine fluid leakage, pressure loss and dirt ingress caused by damaged, aged original O‑ring seal.
• Fine compression resilience, maintain stable sealing effect under long‑term vibration and temperature variation, extend service cycle.
• Perfect fit for 6CT engine repair and overhaul projects.
• Stable interchangeability, can directly replace original OEM spare parts.

Application Scope

Fit Equipment: Excavators and other heavy‑duty construction machinery equipped with 6CT diesel engine ‑ Widely used for machinery repair shops, engine rebuilding factories and heavy‑duty equipment overhaul services.

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

• Export carton with shock‑proof protective packaging, avoid collision and scratch 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.