20552403 Plug | Genuine Volvo Penta Part

🔧 Product Description

This genuine Volvo Penta plug is an OEM service component used in the Engine Gallery / Housing Plug. It is manufactured to the original Volvo Penta dimensional, material and interface requirements for the documented Volvo Penta diesel engine assemblies application. Technical identification: Threaded closure plug for the specified engine gallery/housing. In service, it closes the specified machined opening or service port and retains the circuit fluid or pressure. Selection must be confirmed by OEM part number 20552403, the exact model/product number, serial number and installed assembly configuration.

⚙️ Key Features

• OEM part number 20552403
• Technical distinction: Threaded closure plug for the specified engine gallery/housing

🔌 Function

Closes the specified machined opening or service port and retains the circuit fluid or pressure. Confirm dimensions, thread and strength class, inspect mating threads/contact faces and tighten to the Volvo Penta torque and locking specification.

⚠️ Common Signs of Failure

• Fluid weeping from the plug in the gallery or housing
• A drip or wet trail below the plug position
• Circuit pressure lower than expected, or slow to build
• On removal, a scored or corroded sealing face
• Damaged threads, or a plug that will not hold its torque

🛠️ Service Notes

• Plug 20552404 is the companion closure plug for the same assembly and is a different size, so order by position from drawing rather than by appearance

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging