# 950375 Lock Nut | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta lock nut in the late-type form, used together with screw 955693, weighing 0.018 kg and listed for 146 applications on D and TSK series engines.

## 🚤 Compatibility

-   **Engine Family:** D, TSK
-   **HP Range:** 150-435 HP

Full model list at the end of this description.

## ⚙️ Key Features

-   Late type
-   Use together with screw 955693
-   0.018 kg
-   146 applications on D and TSK series engines
-   Quantity varies by assembly, most commonly one

## 🔌 Function

Threads onto a stud or bolt and resists backing off under vibration, holding the joint's clamping load.

## ⚠️ Common Signs of Failure

-   Nut spins on freely with no drag at all
-   Fastener found loose or backed off in service
-   Thread damaged, stretched or picked up
-   Locking section flattened or polished by earlier reuse

## 🛠️ Service Notes

-   Order screw 955693 with it — the two are listed as a pair and the late-type nut is matched to that screw
-   A lock nut is single-use; fit a new one every time the joint is disturbed

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D6-370A-C, D6-350A-A, D6-350A-B, D6-330A-D, D6-330D-E, D6-370D-E, D6-370D-B, D6-330D-B, D6-330A-F, D6-370A-F, D6-370D-A, D6-330D-C, D6-330A-C, D6-370D-C, D6-330D-D, D6-370D-D, D6-330D-F, D6-370A-D, D6-330A-E, D6-370A-E, D6-370D-F, D6-330I-D, D6-310I-B, D6-280I-B, D6-280I-C, D6-280I-D, D6-280I-E, D6-310I-D, D6-435I-D, D6-310I-E, D6-280I-A, D6-310I-A, D6-300A-F, D6-300D-F, D6-300I-F, D6-310D-A, D6-310D-B, D6-310D-D, D6-310D-C, D6-310D-E, D6-370I-A, D6-370I-B, D6-330I-B, D6-330I-C, D6-370I-C, D6-370I-D, D6-310A-B, D6-280A-C, D6-310A-C, D6-310A-A, D6-280A-D, D6-310A-D, D6-280A-E, D6-310A-E, D6-310I-C, D6-280A-A, D6-280A-B, D6-300A-G, D6-340A-G, D6-380A-G, D6-400A-G, D6-330I-F, D6-370I-F, D6-400A-E, D6-435D-A, D6-435D-D, D6-435D-E, D6-435D-F, D6-435I-A, D6-435I-C, D6-435I-E, D6-400A-F, D6-435D-C, D6-435I-F, D6-330I-E, D6-370I-E, D6-330A-B, D6-370A-B
-   Volvo Penta D4-260A-B, D4-260A-A, D4-260A-C, D4-260A-D, D4-260A-E, D4-260A-F, D4-260D-B, D4-260D-C, D4-260D-D, D4-260D-E, D4-260D-F, D4-260I-A, D4-260I-B, D4-260I-C, D4-260I-D, D4-260I-E, D4-260I-F, D4-300A-A, D4-300A-C, D4-300A-D, D4-300A-E, D4-300A-F, D4-300D-A, D4-300D-C, D4-300D-D, D4-300D-E, D4-300D-F, D4-300I-A, D4-180I-C, D4-225I-C, D4-180I-D, D4-225I-D, D4-180I-E, D4-225I-E, D4-180I-F, D4-225I-F, D4-210A-A, D4-210A-B, D4-225A-B, D4-225A-C, D4-225A-D, D4-300I-C, D4-300I-D, D4-300I-E, D4-300I-F, D4-225A-E, D4-225A-F, D4-210I-A, D4-210I-B, D4-180I-B, D4-225I-B, D4-150A-G, D4-230A-G, D4-270A-G, D4-320A-G, D4-300A-G
-   Volvo Penta TSK DPH, TSK DP-H, TSK DP-H/DPR, TSK DPH-A, TSK DPH-AP, TSK DPH-AS, TSK DPH-B, TSK DPH-BP, TSK DPH-BS, TSK DPH-C, TSK DPH-E, TSK DPH-D

## Details

- **Price:** 2.87 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2.87 AUD | In stock |

## Images

- 950375 Lock Nut | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/950375-lock-nut-genuine-volvo-penta)
> Updated: 2026-09-19