20459838 Flange Screw | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Flange Screw - Part Number: 20459838

A genuine Volvo Penta flange screw used in the serial-controlled engine fastening position. It is supplied as an individual service component under part number 20459838 and is intended to restore the original fit, sealing, alignment, retention or operating function of the specified assembly. This listing supplies the named part only; adjoining components shown in the engine diagram are serviced separately unless explicitly stated.

⚙️ Key Features

• Genuine Volvo Penta service component

• Designed for the serial-controlled engine fastening position

• Correct OEM thread, length and clamping geometry for the specified position

• Suitable for maintenance, repair or overhaul of the matching engine assembly

• Exact engine and serial-number confirmation is recommended before installation

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20459838 - Current genuine Volvo Penta service reference

OEM / Related Numbers:

• 20459838 - Current genuine Volvo Penta service reference

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta TAD420VE industrial diesel engines

• Volvo Penta TAD620VE industrial diesel engines

• Shared D5/D7 cylinder-head, rocker and valve-cover service applications

Typically suits:

• Engine models:

• TAD420VE

• TAD620VE

• Engine Type: Volvo Penta D5/D7 industrial diesel engine family

• HP Range: Determined by the exact engine model and rating

• Year Range: Engine-generation and serial-number controlled

• Serial Applicability: Confirm the cylinder-head casting, valve-cover version and exact schematic position

🔌 Function

Secures the assembly while its integral flange distributes clamping force across the mating surface.

Common signs of failure or reasons for replacement:

• Threads are stripped, stretched, crossed or corroded

• The flange or drive head is damaged

• The joint repeatedly loosens or cannot maintain clamping force

• The screw is bent, cracked or heat-damaged

• Replacement is required where the service procedure specifies new hardware

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging