# 994400 Flange Screw | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta flange screw marked MH, weighing 0.184 kg and listed for 36 applications on D series engines. It supersedes part number 981791.

## 🚤 Compatibility

-   **Engine Family:** D

Full model list at the end of this description.

## ⚙️ Key Features

-   Marked MH
-   0.184 kg
-   Supersedes 981791
-   36 applications on D series engines
-   12 used per assembly

## 🔌 Function

Clamps a heavy joint together, the integral flange spreading the head load over the component face.

## ⚠️ Common Signs of Failure

-   Screw found loose on a heavily loaded joint
-   Flange dished or the head seat pulled
-   Thread stretched or necked under the head
-   Joint fretting, moving or weeping
-   Corrosion locking the screw in its hole

## 🛠️ Service Notes

-   The MH marking is what separates this row - check the marking on the screw you are replacing rather than relying on size
-   A screw this size usually clamps a loaded joint; check the tapped hole and the mating faces before refitting

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   994400 → Supersedes 981791

### OEM / Related Numbers

-   981791 earlier number superseded by this part

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D13C3-B MH, D13C1-B MH, D13C4-B MH, D13C3-A MP, D13C4-A MP, D13B-C MH, D13B-L MP, D13B-E MH, D13B-E MH (FE), D13B-N MH, D13B-N MH (FE), D13B-D MP, D13B-M MP, D13B-C MP, D13C4-B MP, D13C5-B MP, D13C6-A MP, D13C1-A MH, D13C3-B MG, D13C4-B MG, D13C5-A MP, D13C2-A MG, D13C1-A MG, D13C7-B MP, D13C8-B MP
-   Volvo Penta D16C1-E MG, D16C1-F MG, D16C2-E MG, D16C2-F MG, D16C-D MH, D16C1-E MH, D16C1-F MH, D16C2-E MH, D16C2-F MH
-   Volvo Penta D8A6-A MH, D8A6-A MG

## Details

- **Price:** 20.32 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 20.32 AUD | In stock |

## Images

- 994400 Flange Screw | Genuine Volvo Penta Part
- 994400 Flange Screw | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/994400-flange-screw-genuine-volvo-penta)
> Updated: 2026-10-09