# 947899 Reduction Nipple | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta reduction nipple for production order 3218828 onwards, weighing 0.025 kg and listed for 47 applications across the D, AQ, BB, MD, B and MB engine families.

## 🚤 Compatibility

-   **Engine Family:** D, AQ, BB, MD, B, MB, AQD

Full model list at the end of this description.

## ⚙️ Key Features

-   For production order 3218828 onwards
-   0.025 kg
-   47 applications across six engine families

## 🔌 Function

Joins two threaded ports of different sizes, stepping a line down from the larger thread to the smaller one.

## ⚠️ Common Signs of Failure

-   Seeping or dripping at either thread
-   Thread crossed, stripped or picked up
-   Bore restricted by corrosion or scale
-   Hex rounded off from over-tightening or a poor-fitting spanner

## 🛠️ Service Notes

-   Two other reduction nipples appear in this run - 948867 and 949191 - and they are not interchangeable; order by the production reference or the engine list rather than by looks

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D9A2J, D9A2G, D9A2L MH, D9A2D, D9A2B, D9A2F, D9A2K, D9A2H, D9A2M MP, D9A2A, D9A2C, D9A2E
-   Volvo Penta D12C-A MP, D12D-A MH, D12D-A MP, D12D-C MP, D12D-D MP
-   Volvo Penta AQ130C, AQ130D, AQ130A, AQ130B
-   Volvo Penta AQ170B, AQ170C, AQ170A
-   Volvo Penta BB115A, BB115B, BB115C
-   Volvo Penta BB170B, BB170C, BB170A
-   Volvo Penta D11C3-A MP, D11B3-A MP, D11B4-A MP
-   Volvo Penta MB20A, MB20B, MB20C
-   Volvo Penta AQ115A, AQ115B
-   Volvo Penta AQD21A, AQD21B
-   Volvo Penta MD21B, MD21A
-   Volvo Penta 100S, 110S
-   Volvo Penta AQ165A
-   Volvo Penta B20
-   Volvo Penta BB165A

## Details

- **Price:** 67.3 AUD
- **Vendor:** Volvo Penta
- **Type:** Hoses & Pipes
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 67.30 AUD | In stock |

## Images

- 947899 Reduction Nipple | Genuine Volvo Penta Part
- 947899 Reduction Nipple | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/947899-reduction-nipple-genuine-volvo-penta)
> Updated: 2026-09-19