# 955975 O-Ring | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta o-ring included in the repair kit for the operating cylinder and available separately under this number, weighing 0.002 kg and listed for 82 applications across the MD, AQ, D, BB, TD and B families. It supersedes 813002.

## 🚤 Compatibility

-   **Engine Family:** MD, AQ, D, BB, TD, B, IPS, MB, AQD
-   **HP Range:** 260-480 HP

Full model list at the end of this description.

## ⚙️ Key Features

-   Included in the operating cylinder repair kit
-   0.002 kg
-   Supersedes 813002
-   82 applications across six engine families

## 📋 Kit Contents

-   Included in repair kit for operating cylinder.

## 🔌 Function

Seals the operating cylinder joint, squeezed into its groove to hold hydraulic pressure.

## ⚠️ Common Signs of Failure

-   Weeping or dripping at the operating cylinder
-   Cylinder losing pressure or feeling spongy in operation
-   Ring flattened, hardened or gone shiny
-   Nicks or splits from being pinched on assembly
-   Fluid level dropping with no obvious external leak

## 🛠️ Service Notes

-   An operating cylinder that has leaked is worth stripping properly - the repair kit carries the rest of the seals this ring works with
-   Check the bore and rod for scoring before condemning the ring

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   955975 → Supersedes 813002

### OEM / Related Numbers

-   813002 earlier number superseded by this part

### Aftermarket / Verified Equivalents

-   SLP: OR-975

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D6-330D-E, D6-370D-E, D6-330D-C, D6-370D-C, D6-330D-D, D6-370D-D, D6-330D-F, D6-370D-F, D6-300D-F, D6-310D-D, D6-310D-C, D6-310D-E, D6-300D-G, D6-340D-G, D6-380D-G, D6-440D-G, D6-480D-G, D6-435D-D, D6-435D-E, D6-435D-F, D6-435D-C
-   Volvo Penta D4-260D-C, D4-260D-D, D4-260D-E, D4-260D-F, D4-300D-C, D4-300D-D, D4-300D-E, D4-300D-F
-   Volvo Penta IPS-A, IPS-B, IPS-F, IPS-C, IPS-D, IPS-E
-   Volvo Penta 100S, 110S, 8.1IPSCE-MF, 8.1IPSCE-P, 8.1IPSCE-Q
-   Volvo Penta AQ130C, AQ130D, AQ130A, AQ130B
-   Volvo Penta TD120A, TD120AG, TD120AG PP, TD120AK
-   Volvo Penta AQ170B, AQ170C, AQ170A
-   Volvo Penta BB115A, BB115B, BB115C
-   Volvo Penta BB170B, BB170C, BB170A
-   Volvo Penta MB20A, MB20B, MB20C
-   Volvo Penta AQ115A, AQ115B
-   Volvo Penta D100A, D100B
-   Volvo Penta D120A, D120AK
-   Volvo Penta IPS10-A, IPS10-B
-   Volvo Penta MD6A, MD6B
-   Volvo Penta MD7B, MD7A
-   Volvo Penta TD100A, TD100AG
-   Volvo Penta AQ165A
-   Volvo Penta AQD21A
-   Volvo Penta B20
-   Volvo Penta BB165A
-   Volvo Penta D70B
-   Volvo Penta MD21A
-   Volvo Penta MD67C
-   Volvo Penta TD70B

## Details

- **Price:** 1.94 AUD
- **Vendor:** Volvo Penta
- **Type:** Gaskets & Seals
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1.94 AUD | In stock |

## Images

- 955975 O-Ring | Genuine Volvo Penta Part
- 955975 O-Ring | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/955975-o-ring-genuine-volvo-penta)
> Updated: 2026-09-06