NA001405CN Aftermarket Perkins 4.236 Heat Exchanger | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Perkins 4.236 Heat Exchanger - Replacement Part Number: NA001405CN

Copper-nickel heat exchanger for marinised Perkins 4.236 engines.

⚙️ Key Features

• Marine-grade shell-and-tube heat exchanger

• Designed as a direct replacement for the listed reference numbers

• Helps maintain stable operating temperature under sustained marine load

• Marine connection sizes and mounting points must match the original assembly

• Suitable for professional marine cooling-system service and replacement

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• NA001405CN (aftermarket reference)

• Sendure 1383-5-7 cross-reference

OEM / Related Numbers:

• NA001405CN

• NA001405

• Sendure 1383-5-7

Aftermarket / Verified Equivalents:

• Mr Cool: MRCNA001405CN

🚤 Compatibility

Commonly used on:

• Marine-grade shell-and-tube heat exchanger systems

Typically suits:

• Engine models:

• Perkins 4.236 / 4-236 / 4236 marinised engines

• Engine Displacement: 3.86L / 236 CID

• Construction: copper-nickel

• End-Cover Diameter: 3 in

🔌 Function

The heat exchanger keeps closed-loop coolant separate from seawater while transferring heat through the tube stack.

Common signs of failure:

• Engine or generator temperature rises above normal under load

• Coolant loss or seawater leakage around the exchanger

• Restricted seawater flow from scale, debris or damaged tubes

• Coolant contamination caused by an internal tube failure

• Corroded end covers, tube stack or sacrificial anode

📦 Condition

• Brand new aftermarket replacement part

• New and unused

• Supplied in manufacturer or equivalent protective packaging