# 22347448 Level Sight Glass | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Coolant Level Sight Glass - Part Number: 22347448

  

A genuine transparent level sight glass used on Volvo Penta TAD/TWD16 expansion tanks. It allows a direct visual check of coolant level and is retained by lock ring 22347455 with O-rings 22347446 providing the seal.

  

⚙️ Key Features

  

• Genuine Volvo Penta coolant level sight glass

• Provides direct visual coolant-level indication

• Used across documented TWD16 generator-engine families

• Retained by lock ring 22347455

• Sealed by O-rings 22347446

• Sight glass only; lock ring, O-rings, cover and float are separate

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 22347448 - Current Volvo Penta service reference

  

OEM / Related Numbers:

  

• 22347455 - Associated lock ring

• 22347446 - Associated O-rings

• 22347431 - Associated cover

• 3547449 - Earlier float reference, obsolete

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta TAD/TWD16 expansion-tank coolant-level systems

  

Typically suits:

  

• Engine models:

• TAD1640GE

• TAD1641GE

• TAD1642GE

• TWD1643GE

• TWD1644GE

• TWD1645GE

• TWD1652GE

• TWD1653GE

• TWD1663GE

• TWD1672GE

• TWD1673GE

• TWD1682GE

• TWD1683GE

• TWD1744GE

  

• Engine Family: Volvo Penta 16/17-litre turbocharged industrial and genset diesel

• Application: Expansion-tank visual coolant-level indicator

• Installation Note: Renew both O-rings and inspect lock-ring retention

  

🔌 Function

  

Allows the operator to see coolant level in the expansion tank without removing the pressure cap.

  

Common signs of failure:

  

• Cracked, cloudy or discoloured glass

• Coolant leakage around the perimeter

• Sight glass loose in the tank

• Level cannot be read because of deposits

• Damaged retaining groove or lock ring

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 208.98 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 208.98 AUD | In stock |

## Images

- 22347448 Level Sight Glass | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/22347448-level-sight-glass-genuine-volvo-penta)
> Updated: 2026-08-04