O Ring Seal 3001340 for K19 K50 NT855 N14 Engine

Keywords: 3001340 o ring seal, K19 K50 NT855 N14 o‑ring, cumm-ins diesel engine rubber seal ring, excavator engine o‑ring spare parts, construction machinery sealing component, heavy‑duty engine rubber o ring, aftermarket replacement o ring seal

Product Overview

O Ring Seal Part No.3001340 is a critical rubber sealing component compatible with cumm-ins K19, K50, NT855, N14 diesel engines for excavators and heavy‑duty machinery. It is installed at engine joint positions to block gaps, prevent oil, fuel and coolant leakage, and stop external dust, dirt and moisture from entering internal engine assemblies. This replacement o‑ring resolves common failures including oil seepage, fluid leakage caused by original ring aging, hardening, cracking and permanent compression deformation after long‑time service. Each o ring seal is strictly inspected for dimension, elasticity and surface quality before delivery.

Detailed Specifications

Key Features & Advantages

• ✅ Premium rubber compound material, excellent oil resistance, heat resistance and compression resilience for harsh engine working conditions.
• ✅ Manufactured to OEM dimensional specifications, accurate inner and outer diameter, perfect fit for installation grooves, no modification required.
• ✅ Stable sealing performance under temperature fluctuation and mechanical vibration, effectively reduce risk of fluid leakage at connecting joints.
• ✅ Good anti‑aging performance, resist swelling and hardening from long‑term contact with engine oil, diesel fuel and coolant.
• ✅ Ideal sealing spare part for K19, K50, NT855, N14 engine overhaul, routine maintenance and damaged o‑ring replacement projects.

Application Scope

Fit Equipment: Excavators and heavy‑duty construction machinery powered by cumm-ins K19, K50, NT855, N14 diesel engine. ‑ Widely used for machinery repair workshops and complete engine overhaul 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 with shock‑proof inner packing, prevent collision damage 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.