# Crankcase breather line Caterpillar 3479981 – used

> Discover the high-quality engine breather hose 3479981, designed for efficient exhaust gas management in heavy construction equipment. Made from durable nylon, this reliable component ensures safe fluid flow and operates under various pressures and vibrations. Essential for optimal engine performance and emissions control.

- Category: [lubrication system](https://wibako.com/shop/diesel-engines-parts/lubrication-system.md)
- Manufacturer: Caterpillar
- Part number: 3479981
- Stock number: 64293
- Condition: used
- Price: on request
- Availability: in stock

Crankcase breather line Caterpillar – used. Fits: Engine Caterpillar C4.4.

## Specification

- name: Crankcase breather line
- mark: Caterpillar
- part number: 3479981
- condition: used
- total length: 340.1 mm
- height: 50 mm
- width: 89.9 mm
- material: Nylon

## Description

Crankcase breather line Caterpillar – used part offered by WIBAKO. Used part. Its actual condition is shown in the photos; on request we will send more photos or details.

Fits: Engine Caterpillar C4.4.

Part number: 3479981. Reference and alternative numbers: 347-9981. 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: 0.07 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 C4.4
- Engine Caterpillar C4.4 C7N
- Engine Caterpillar C4.4 W7N

## Reference numbers

3479981, 347-9981

## Other items

- [Crankcase breather line Caterpillar 3479981 – used](https://wibako.com/shop/diesel-engines-parts/lubrication-system/52627X70509-crankcase-breather-line-caterpillar-3479981.md) – 45.54 EUR

![Photo: Crankcase breather line Caterpillar 3479981](https://wibako.com/images/2057499_1715866155892_1000x1000.webp)

---

Source: https://wibako.com/shop/diesel-engines-parts/lubrication-system/52627X64293-crankcase-breather-line-caterpillar-3479981
Contact: +48338704200, biuro@wibako.pl