# 3855983 Flange Screw | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta flange screw from the Inlet and Exhaust System group, weighing 25 grams and listed for 8 applications. It is not illustrated in the parts arrangement and consolidates part numbers 3852580 and 3853326, both catalogued earlier simply as screws.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta 7.4GiPEFS
-   Volvo Penta 7.4GiPBYCCE
-   Volvo Penta 7.4GiPWTR
-   Volvo Penta 7.4GLPLKD
-   Volvo Penta 7.4GLPLKE
-   Volvo Penta 7.4GLPNCB
-   Volvo Penta 7.4GLPNCS
-   Volvo Penta 7.4GLINCC

## ⚙️ Key Features

-   Not illustrated in the parts arrangement
-   Flanged head
-   25 grams
-   Consolidates 3852580 and 3853326
-   Quantity varies by assembly, most commonly 7

## 🔌 Function

Clamps an inlet or exhaust component to its mounting face, with the flanged head spreading the load across the joint.

## ⚠️ Common Signs of Failure

-   Exhaust leak or ticking at the joint under load
-   Screw found loose or backed out
-   Thread seized by heat and corrosion
-   Head snapped off on removal
-   Flange face burnt or corroded

## 🛠️ Service Notes

-   Bolt 3856131 in the same group shares this exact published weight of 25 grams, so weight cannot separate them and the order must go by part number
-   Exhaust fasteners suffer from heat and salt, so clean the thread and use a suitable high temperature anti-seize

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   3855983 → Supersedes 3852580 → Supersedes 855597

### OEM / Related Numbers

-   3853326 earlier number superseded by this part
-   3852580 earlier number superseded by this part
-   855597 earlier number superseded by this part

### Other-Brand OEM Numbers

-   OMC: 911972

### Aftermarket / Verified Equivalents

-   Recmar: REC10-37612

## 📦 Condition

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

## Details

- **Price:** 7.15 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 7.15 AUD | In stock |

## Images

- 3855983 Flange Screw | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3855983-flange-screw-genuine-volvo-penta)
> Updated: 2026-10-21