# 20443759 O-Ring | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta TAD1140-1142VE Compressor O-Ring - Part Number: 20443759

  

A genuine Volvo Penta o-ring used in the temperature-control compressor assembly. It is supplied as an individual service component under part number 20443759 and is intended to restore the original fit, alignment, sealing, support or operating function of the specified assembly. This listing supplies the named part only; adjoining components shown in an exploded view are serviced separately unless explicitly stated.

  

⚙️ Key Features

  

• Genuine Volvo Penta service component

• Designed for the temperature-control compressor assembly

• Designed to restore the specified fluid, pressure or gas seal

• Suitable for maintenance, repair or overhaul of the matching serial-controlled assembly

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

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20443759 - Current genuine Volvo Penta service reference

  

OEM / Related Numbers:

  

• 20443759 - O-ring

• 20443761 - Companion O-ring

• 84094705 - Related compressor

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta TAD1140VE, TAD1141VE and TAD1142VE industrial diesel engines

• Temperature-control and compressor installations

  

Typically suits:

  

• Engine models:

• TAD1140VE

• TAD1141VE

• TAD1142VE

• Engine Type: Volvo Penta D11 inline-six industrial diesel

• HP Range: Approximately 218-428 hp, depending on engine model and specification

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

• Serial Applicability: Confirm the complete engine or product serial number and the exact assembly position before ordering

  

🔌 Function

  

Creates an elastomeric seal between mating surfaces to prevent fluid, air or pressure leakage.

  

Common signs of failure or reasons for replacement:

  

• Fluid, air, exhaust gas or pressure leakage develops at the joint

• The sealing material is flattened, cut, brittle, swollen or heat-damaged

• Contamination enters the assembly or two fluid circuits begin to mix

• The joint no longer maintains the specified pressure or vacuum

• Replacement is required whenever the mating components are dismantled and the seal cannot be safely reused

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 4.74 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 4.74 AUD | In stock |

## Images

- 20443759 O-Ring | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20443759-o-ring-genuine-volvo-penta)
> Updated: 2026-07-30