# 21425128 Flange Screw | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Precision Flange Screw - Part Number: 21425128

  

Genuine flange-head screw manufactured to the Volvo Penta thread, installed length, strength grade and flange specification assigned to part number 21425128.

  

⚙️ Key Features

  

• Integrated load-spreading flange

• Factory thread, length and strength

• Designed for the assigned engine or propulsion clamping load

• Corrosion-protected OEM finish

• Torque must be taken from the exact service procedure

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21425128 - Current OEM part number

  

OEM / Related Numbers:

  

• 21425128

• 841113 / 991606 - Related flange-screw references; not confirmed universal substitutes

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Serial-controlled application:

  

• Use only where the Volvo Penta parts diagram specifies flange screw 21425128

• Confirm thread, length, strength grade, sealing or locking compound and tightening torque

• Do not substitute by head appearance alone

  

🔌 Function

  

The screw secures the assigned component and distributes clamping load through its integral flange.

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 11.13 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 11.13 AUD | In stock |

## Images

- 21425128 Flange Screw | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21425128-flange-screw-genuine-volvo-penta)
> Updated: 2026-08-03