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21695993 Premium Heavy-Duty Engine Oil Cooler Core - Multi-Plate Heat Exchanger Element for VOLVO EC210B, EC220D, and EC220E Excavators (Cross-Ref: 22592869)

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  2. 21695993 Premium Heavy-Duty Engine Oil Cooler Core - Multi-Plate Heat Exchanger Element for VOLVO EC210B, EC220D, and EC220E Excavators (Cross-Ref: 22592869)
21695993 Premium Heavy-Duty Engine Oil Cooler Core - Multi-Plate Heat Exchanger Element for VOLVO EC210B, EC220D, and EC220E Excavators (Cross-Ref: 22592869)

Prevent engine oil overheating and stop fluid mixing contamination with our Premium Heavy-Duty Engine Oil Cooler Core Assembly 21695993 (22592869). Engineered with a high-efficiency vacuum-brazed stacked-plate matrix for VOLVO EC210B, EC220D, and EC220E excavators, this cooler core prevents hot-idle pressure drops and internal cracks. Factory-direct B2B wholesale pricing with rapid air express international shipping options. Contact our engineering support team today with your Engine Serial Number for volume tier quotes!

Technical Specifications: Genuine VOLVO Engine Oil Cooler Core Assembly 21695993

Genuine VOLVO Engine Oil Cooler Core Assembly — Stacked‑Plate Lubrication Heat‑Exchanger Solution

The Genuine VOLVO Premium Heavy‑Duty Engine Oil Cooler Core Assembly (Part Numbers: 21695993 / VOE 21695993 / 22592869), also known as Stacked‑Plate Lubrication Heat Exchanger, is a vital thermal‑management component for VOLVO B‑series, C‑series, D‑series & E‑series mid‑range diesel engines. Installed inside the engine block integrated housing, it transfers heat between hot pressurized lubrication oil and low‑temperature coolant. Replacing clogged, scaled or ruptured cores eliminates oil‑temperature alarms, prevents oil‑coolant mixing, stabilizes oil viscosity and protects crankshaft bearings, turbochargers and cylinder liners from friction wear.

Core Technical Advantages

  • High‑Efficiency Stacked‑Plate Structure: Vacuum‑brazed ultra‑thin metal plates with internal turbulators maximize heat‑exchange area for fast thermal dissipation.

  • Anti‑Corrosion Cupronickel/Aluminum Alloy: Heat‑treated alloy resists aggressive coolant chemicals and acidic soot buildup for long‑term durability.

  • CNC‑Precision Flat Flange Seats: Ultra‑flat machined mounting surfaces create tight metal‑to‑seal contact and prevent fluid cross‑contamination.

  • Thermal‑Shock‑Resistant Furnace‑Brazed Joints: Robust brazed seams withstand repeated expansion‑contraction cycles from cold winter startups to high‑temperature summer peak loads.

Technical Specifications

Engineering ParameterTechnical Data / Specification Details
Component Assembly Part Numbers21695993 / VOE 21695993 / 22592869
Component ClassificationHeavy‑Duty Stacked‑Plate Liquid‑to‑Liquid Engine Oil Cooler Core Element
Engine CompatibilityHigh‑Volume Mid‑Range Infrastructure Electronic Diesel Powertrains
Core MaterialHigh‑Thermal‑Conductivity Anti‑Corrosion Vacuum‑Brazed Structural Alloy
Sealing SystemPrecision Nitrile / Fluororubber Seals for Isolated Oil‑Coolant Circuits
Pressure RatingRated for Peak Cold‑Start Lubrication Pressure & Coolant System Pressure Spikes

Master Application Fleet Guide

This oil cooler core fits VOLVO crawler/wheeled excavators, wheel loaders, pavers and soil compactors:

  • Crawler & Wheeled Excavators: EC160C, EC180C, EC200B, EC210B/C, EC220D/E, EC235D, EW145B, EW210D, EW220E

  • Wheel Loaders: L60G, L70H, L90G

  • Road Construction Equipment: P5770C, P6820C Pavers, SD115 Compactors

Critical B2B Procurement & Maintenance Guidelines

B2B Procurement Strategy

Mineral scaling, acidic coolant corrosion and metal‑particle clogging cause core failure. Must be replaced (not flushed) after bearing/oil‑pump/turbo damage to avoid re‑circulating debris into rebuilt engines. Stock 21695993/22592869 for engine overhaul kits. Cross‑sell with Viton gaskets/O‑rings, oil filters and oil pumps (23170999).

Common Failure Symptoms

  • Milky emulsified oil or radiator sludge from ruptured plates mixing oil and coolant

  • High oil‑temperature warnings on monitor (14609502) caused by soot/lime‑scale‑blocked heat transfer channels

  • Unexplained coolant loss + low hot‑idle oil pressure due to overheated thin oil accelerating bearing wear

Best Practice Overhaul Advisory:
Fully flush cooling system with degreaser if oil‑coolant contamination occurs; disconnect main battery switch (17418494), cool engine completely, drain oil and coolant. Install new Viton seals lubricated with clean oil, torque bolts in star pattern to OEM torque specs, refill with fresh oil and long‑life coolant, monitor temperature stability via dashboard monitor and inspect for fluid leaks after startup.

Global Brand Cross‑Reference Matrix

BrandCross‑Reference Part Numbers
VOLVO Genuine PN21695993 / VOE 21695993
Factory Interchange22592869
Component GroupStacked‑Plate Engine Oil Cooler Core / Main Lubrication Heat Exchanger Element / Oil Heat Dissipation Core
Commercial Inquiry & Global Logistics:
Supplier: Xuzhou Sinoswift Import & Export Co., Ltd.
Contact: +86 13701956981
Email: [email protected]
Logistics: Global Sea Freight and Fast‑Track Industrial Express Ready

All manufacturer names and model designations are for compatibility reference only. These genuine oil cooler cores deliver reliable lubrication‑system thermal protection for global VOLVO construction, quarry, mining and road‑building machinery fleets.

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