# 21380418 Rubber Collar | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Rubber Collar - Part Number: 21380418

  

A flexible sealing and coupling collar used in selected Volvo Penta TAD16 inlet, exhaust and closed-crankcase-ventilation pipework. The collar seals the joint between rigid pipe sections while allowing controlled movement, vibration isolation and thermal expansion.

  

⚙️ Key Features

  

• Genuine Volvo Penta moulded rubber collar

• Provides a flexible, sealed connection between rigid pipes

• Helps isolate engine vibration from adjoining pipework

• Suitable for intake, ventilation and related air-handling installations

• Designed for correct Volvo Penta pipe and clamp geometry

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21380418 (current Volvo Penta reference)

  

OEM / Related Numbers:

  

• 3838392 - earlier connecting-pipe assembly reference

• 21655328 - replacement connecting pipe used with this collar

• 1674223 - hose clamp used in the replacement arrangement

  

Service conversion components for the earlier 3838392 connecting pipe:

  

• 21655328 Connecting Pipe

• 21380418 Rubber Collar

• 1674223 Hose Clamp

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta TAD16 industrial and generating-set engine air-handling systems

• Closed crankcase ventilation and inlet/exhaust pipe connections

  

Typically suits:

  

• Engine models:

• TAD1640GE-B

• TAD1641GE-B

• TAD1642GE-B

• TAD1643VE

  

• HP Range: Engine-rating dependent

• Engine Type: TAD16 inline-six turbocharged industrial diesel

• Year Range: Model- and serial-number dependent

  

🔌 Function

  

Seals and supports the joint between adjoining pipe sections, preventing air or vapour leakage while accommodating engine movement and thermal expansion.

  

Common signs of failure:

  

• Cracking, splitting or surface checking

• Hardened or oil-softened rubber

• Air, vapour or oil-mist leakage around the joint

• Loose or misaligned connecting pipe

• Whistling, intake noise or visible residue near the collar

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 218.56 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 218.56 AUD | In stock |

## Images

- 21380418 Rubber Collar | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21380418-rubber-collar-genuine-volvo-penta)
> Updated: 2026-08-02