# 20498205 Hexagon Screw | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Hexagon Screw - Part Number: 20498205

  

OEM fastening component used in the engine accessory, cooling, air or mounting assembly. It restores the specified thread, length, strength and clamping arrangement required by the original Volvo Penta assembly.

  

⚙️ Key Features

  

• Manufactured to the original Volvo Penta dimensions and installation specification

• Maintains correct fit, alignment and service access within the designated assembly

• Designed for diesel-engine heat, vibration and operating-load exposure

• Direct service replacement for a worn, damaged, missing or corroded original component

• Must be matched by part number, engine model and product/serial configuration before installation

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20498205 (OEM catalogue reference)

  

OEM / Related Numbers:

  

• Associated bracket, hose, flange, pulley and fastening components

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Engine accessory, cooling, air or mounting assembly

  

Typically suits:

  

• Engine models:

• TAD420VE; TAD520VE; TAD620VE; TAD720VE; TAD721VE; TAD722VE

• HP Range: Not a horsepower-selected component; verify by engine model, product number and installation

• Engine Type: Volvo Penta turbocharged diesel engine

• Year Range: Approximately late 1990s-2010s, depending on engine and installation

  

🔌 Function

  

Provides the specified clamping force at the designated joint so the assembly remains aligned and secure under vibration and thermal cycling.

  

Common signs of failure:

  

• Fastener repeatedly loosens under vibration

• Damaged, stretched, corroded or stripped threads

• Loss of clamping force at the connected joint

• Fretting, movement or misalignment of the secured components

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 4.83 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 4.83 AUD | In stock |

## Images

- 20498205 Hexagon Screw | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20498205-hexagon-screw-genuine-volvo-penta)
> Updated: 2026-07-29