# 21344778 Flange Screw | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta flange screw used in the cylinder-head and bearing-housing assembly on TAD1340VE engines. It provides the designed clamp load and alignment for the specified head or camshaft-bearing position.

## 🚤 Compatibility

-   **Engine Family:** D, TAD

Full model list at the end of this description.

## ⚙️ Key Features

-   M10 thread, 120 mm long
-   Flange screw in the cylinder-head and bearing-housing assembly on TAD1340VE engines
-   0.073 kg
-   Supersedes 20537512
-   Listed for 51 applications across the D and TAD ranges
-   M10x120mm (Volvo assembly listing)
-   12 used per assembly

## 🔌 Function

Clamps the cylinder-head or bearing-housing joint at its assigned position, providing the designed clamp load and alignment.

## ⚠️ Common Signs of Failure

-   Leak or weep at the joint the screw clamps
-   Tapping or a knock where a bearing housing has lost clamp load
-   Fixings found at uneven tightness on checking
-   Screw found stretched, with a necked or pulled thread
-   Housing or head faces found fretted on strip-down

## 🛠️ Service Notes

-   Check the M10 thread and 120 mm length against the illustrated position - this assembly uses several screw lengths
-   It replaces 20537512, so that older number crosses to this screw

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   21344778 → Supersedes 20537512

### OEM / Related Numbers

-   20537512 earlier number superseded by this part
-   22784351 - cylinder-head references
-   3801880 - cylinder-head references
-   20907267 - bearing housing

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D13C4-B MH, D13C1-B MH, D13C2-B MP, D13C1-A MP, D13C2-A MP, D13C3-A MP, D13C4-A MP, D13B-E MG, D13B-E MG (FE), D13B-F MG, D13B-F MG (FE), D13B-N MH, D13B-N MH (FE), D13C4-B MP, D13C5-B MP, D13C6-A MP, D13C1-B MG, D13C3-B MG, D13C2-B MG, D13C4-B MG, D13C5-A MP, D13C7-B MP, D13C8-B MP
-   Volvo Penta TAD1341-43GE-B, TAD1341VE, TAD1341GE
-   Volvo Penta TAD1344-45GE-B, TAD1344VE, TAD1344GE
-   Volvo Penta TAD1342VE, TAD1342GE
-   Volvo Penta TAD1343VE, TAD1343GE
-   Volvo Penta TAD1345GE, TAD1345VE
-   Volvo Penta TAD1350GE, TAD1350VE
-   Volvo Penta TAD1351GE, TAD1351-53VE
-   Volvo Penta TAD1340VE
-   Volvo Penta TAD1346GE
-   Volvo Penta TAD1352GE
-   Volvo Penta TAD1353GE
-   Volvo Penta TAD1354GE
-   Volvo Penta TAD1355GE
-   Volvo Penta TAD1360-62VE
-   Volvo Penta TAD1363-65VE
-   Volvo Penta TAD1371-75VE
-   Volvo Penta TAD1380-82GE
-   Volvo Penta TAD1381-85VE
-   Volvo Penta TAD1384-85VE-IWP

## Details

- **Price:** 12.41 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 12.41 AUD | In stock |

## Images

- 21344778 Flange Screw | Genuine Volvo Penta Part
- 21344778 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/21344778-flange-screw-genuine-volvo-penta)
> Updated: 2026-10-11