# Overflow valve Bosch 1110010020 – new

> Bosch 1110010020 pressure relief valve – Common Rail component for Cummins, Komatsu engines and construction equipment. Pressure stabilization and system protection.

- Category: [fuel system](https://wibako.com/shop/diesel-engines-parts/fuel-system.md)
- Manufacturer: Bosch
- Part number: 1110010020
- Stock number: 30508
- Condition: new
- Price: 89.62 EUR gross (72.86 EUR net)
- Availability: in stock

Overflow valve Bosch – new. Fits: Engine Cummins QSB6.7, Engine Cummins QSC8.3, Engine Cummins QSL8.9 and others.

## Specification

- name: Overflow valve
- mark: Bosch
- part number: 1110010020
- condition: new
- nominal pressure: up to 1600 bar (depending on CR system)
- material: high-strength steel
- operating temperature: -40°C to +120°C
- weight: approx. 0.2 kg

## Description

Overflow valve Bosch – new part offered by WIBAKO.

Fits: Engine Cummins QSB6.7, Engine Cummins QSC8.3, Engine Cummins QSL8.9, Engine Komatsu SAA6D114E-3.

Part number: 1110010020. Reference and alternative numbers: 3963808, QSC8.3/QSL9. 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: 0.23 kg. Shipping: new parts ordered by 10:00 (CET) are dispatched the same working day, other orders the next working day.

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

## Fits (machines and engines)

- Engine Cummins QSB6.7 CPL427
- Engine Cummins QSC8.3
- Engine Cummins QSL8.9
- Engine Komatsu SAA6D114E-3 CPL8537
- Engine Cummins QSL8.9 CPL422
- Engine Cummins QSC8.3 CPL8626

## Reference numbers

1110010020, 3963808, QSC8.3/QSL9

## Other items

- [Fuel pressure valve Cummins QSC8.3/QSL9 3963808 – new](https://wibako.com/shop/diesel-engines-parts/fuel-system/12873X15784-fuel-pressure-valve-cummins-qsc8-3-qsl9-3963808.md) – 102.47 EUR

## Guides and case studies

- [Repair of the Cummins QSB6.7 Engine in the Terex TL310 Loader](https://wibako.com/about-us/news/515-repair-of-the-cummins-qsb6-7-engine-in-the-terex-tl310-loader.md)
- [Komatsu PC350LC With a Dead Engine. End of the Machine or a Major Repair?](https://wibako.com/about-us/video/840-komatsu-pc350lc-with-a-dead-engine-end-of-the-machine-or-a-major-repair.md)
- [Komatsu PC350LC with a dead engine. Replacement with a re-equipped Cummins QSC8.3](https://wibako.com/about-us/news/841-komatsu-pc350lc-with-a-dead-engine-replacement-with-a-re-equipped-cummins-qsc8-3.md)
- [Cummins QSB6.7 Engine Overhaul in SANY SY265C Excavator](https://wibako.com/about-us/news/634-cummins-qsb6-7-engine-overhaul-in-sany-sy265c-excavator.md)

![Photo: Overflow valve Bosch 1110010020](https://wibako.com/images/2134911_1755604807746_1000x1000.webp)

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Source: https://wibako.com/shop/diesel-engines-parts/fuel-system/24019X30508-overflow-valve-bosch-1110010020
Contact: +48338704200, biuro@wibako.pl