# Crankcase breather for engine Caterpillar 3406 4N-4668 – used

> Discover our verified used crankcase breather for the Caterpillar 3406 engine (catalog number 4N-4668). Essential for optimal performance, this high-quality component ensures your construction machine runs smoothly. Explore our comprehensive services for parts and machinery today!

- Category: [lubrication system](https://wibako.com/shop/diesel-engines-parts/lubrication-system.md)
- Manufacturer: Caterpillar
- Part number: 4N-4668
- Stock number: 42208
- Condition: used
- Price: 33.48 EUR gross (27.22 EUR net)
- Availability: in stock

Crankcase breather for engine Caterpillar 3406 – used. Fits: Engine Caterpillar 3406.

## Specification

- name: Crankcase breather for engine
- mark: Caterpillar
- type: 3406
- part number: 4N-4668
- condition: used

## Description

Crankcase breather for the Caterpillar 3406 engine, part number 4N-4668, weight 0.43 kg. The breather vents gases from the engine crankcase, separating some of the oil and routing the gases to the intake system or to the outside. It is a yellow-painted cylindrical housing with a side hose spigot and a flange at the base. Used part. Breather versions differ in spigot size and mounting, so compare the part number before ordering.

Fits: Engine Caterpillar 3406.

Part number: 4N-4668. To be sure the part fits, compare the number on the nameplate or in the catalogue – or send us an enquiry with the part number or the machine (engine) serial number and we will confirm the fit.

Weight: 0.43 kg. Shipping: dispatched no later than the next working day after the order.

We also carry out [diesel engine overhauls](https://wibako.com/services/overhauls-of-combustion-engines).

## Fits (machines and engines)

- Engine Caterpillar 3406
- Engine Caterpillar 3406

## Reference numbers

4N-4668, 3406

![Photo: Crankcase breather for engine Caterpillar 3406 4N-4668](https://wibako.com/images/1878871_1618293432680_1000x1000.webp)

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Source: https://wibako.com/shop/diesel-engines-parts/lubrication-system/34719X42208-crankcase-breather-for-engine-caterpillar-3406-4n-4668
Contact: +48338704200, biuro@wibako.pl