# 872545 Lock Screw | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta lock screw M8. The folder lists it as installation hardware, Duoprop types A, B, C and J, 280, 290 and DP drives.

## 🚤 Compatibility

-   **Engine Family:** AD, D, TMD, DP, SP, MS, HS, TAMD, MD, KAD, KAMD

Full model list at the end of this description.

## ⚙️ Key Features

-   M8 thread
-   0.027 kg
-   Listed for 48 applications across six series
-   The M12 version is 872546
-   Lock screw M8.
-   Installation hardware, Duoprop types A, B, C and J, 280, 290 and DP drives.

## 🔌 Function

Secures a component against turning or backing off once tightened into its thread.

## ⚠️ Common Signs of Failure

-   Screw found backed out or finger-loose
-   Component it retains has crept or turned
-   Thread damaged, crossed or pulled
-   Drive head rounded or burred
-   Corrosion seizing the screw in place

## 🛠️ Service Notes

-   Check the thread size before ordering - the other lock screw here, 872546, is M12
-   Clean the female thread before fitting so the screw pulls up square

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta 740B, 501B, 570A, 572A, 430A, 430B, 431A, 431B, 432A, 434A, 570, 500B, 430
-   Volvo Penta DP-C, DP-C1, DP-D, DP-D1, DP-A, DP-A2
-   Volvo Penta AD31B, AD31D, AD31D-A, AD31XD
-   Volvo Penta AD41B, AD41D, AD41BJ
-   Volvo Penta SP-C, SP-A2, SP-C1
-   Volvo Penta D41B, D41D
-   Volvo Penta KAD42A, KAD42B
-   Volvo Penta KAMD42A, KAMD42B
-   Volvo Penta TAMD31B, TAMD31D
-   Volvo Penta TAMD41B, TAMD41D
-   Volvo Penta TMD31B, TMD31D
-   Volvo Penta TMD41B, TMD41D
-   Volvo Penta HS1A
-   Volvo Penta MD31A
-   Volvo Penta MS4B
-   Volvo Penta MS5B
-   Volvo Penta TAMD42B

## Details

- **Price:** 39.88 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 39.88 AUD | In stock |

## Images

- 872545 Lock Screw | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/872545-lock-screw-genuine-volvo-penta)
> Updated: 2026-09-19