# 990962 Flange Lock Nut | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta flange lock nut weighing 0.052 kg and listed for 23 D-series applications. It is the heaviest of the eight flange lock nuts listed in this run.

## 🚤 Compatibility

-   **Engine Family:** D
-   **HP Range:** 110-220 HP

Full model list at the end of this description.

## ⚙️ Key Features

-   0.052 kg
-   23 D-series applications
-   The heaviest of the eight flange lock nuts listed here
-   Flange and locking feature in one nut
-   Quantity varies by assembly, most commonly four

## 🔌 Function

Locks a threaded joint with a flange that spreads the clamping load and a locking feature that resists loosening.

## ⚠️ Common Signs of Failure

-   Joint working loose under load
-   Locking action gone once the nut has been off
-   Flange face bedded in or distorted
-   Thread stretched or stripped

## 🛠️ Service Notes

-   Renew rather than reuse, and clean the joint face first - a flange nut only holds its torque against a flat, clean surface

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D3-140I-D, D3-140I-E, D3-140I-F, D3-110I-D, D3-150I-D, D3-170I-D, D3-200I-D, D3-220I-D, D3-110I-E, D3-150I-E, D3-170I-E, D3-200I-E, D3-220I-E, D3-110I-F, D3-150I-F, D3-170I-F, D3-200I-F, D3-220I-F
-   Volvo Penta D16C-A MG, D16C1-E MG, D16C1-F MG, D16C2-E MG, D16C2-F MG

## Details

- **Price:** 7.45 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 7.45 AUD | In stock |

## Images

- 990962 Flange Lock Nut | Genuine Volvo Penta Part
- 990962 Flange Lock Nut | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/990962-flange-lock-nut-genuine-volvo-penta)
> Updated: 2026-09-06