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402.03.0004 Compressor Hose, Air Brake Compressors
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402.03.0004 Volvo Compatible Compressor Hose

402.03.0004

Summary

High-strength compressor hose designed for heavy commercial vehicle air systems. This component ensures reliable air and oil transport for Volvo engines including D12 and D16 series. Engineered to maintain pressure balance in demanding environments. Equivalent to OE Volvo 977651.

Product identifiers
EAN Code8683457054431
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Compatible OEM Codes

  • VOLVO
    • 977651

Description

What does a compressor hose do?

This compressor hose serves as a critical flexible connection within the pneumatic system, carrying air and oil through the intake, lubrication, and pressure outlet lines of the air brake compressor. By maintaining a precise seal, it prevents pressure drops and ensures the compressor functions reliably under heavy-duty operating conditions.

Compatible Volvo models and engines

This component is designed for use in various Volvo models, including the FH12, FH16, FM12, and VNL series, as well as the FL10 and B10B. It is specifically engineered to work with high-performance engines such as the D12C, D16C, and TD102. It is also fitted to Renault Trucks Magnum models with DXi12 engines.

Maintenance and inspection

During routine maintenance, technicians should inspect hoses for signs of cracking, hardening, or loose connections. Such issues can lead to oil leaks or overheating within the compressor assembly. Ensuring the integrity of these lines is essential for maintaining consistent air pressure across the entire braking system.

Troubleshooting air line issues

Consult your authorized distributor for installation guidance and to ensure correct fitment for your specific engine configuration.

OE cross-reference

402.03.0004 (Compressor Hose) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 977651.

Other OEMs

VOLVO

  • 977651

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
RENAULT TRUCKS Magnum DXi12
VOLVO
VOLVO B10B D10A
VOLVO B10M D10A
VOLVO B12 D12A
VOLVO F10 TD102
VOLVO F12 TD122
VOLVO FH12 D12C
VOLVO FH12 D12D
VOLVO FH16 D16C
VOLVO FL10 D10A
VOLVO FL10 TD102
VOLVO FL10 TD103
VOLVO FL12 TD122
VOLVO FL12 TD123
VOLVO FM10 D10A
VOLVO FM12 D12C
VOLVO FM12 D12D
VOLVO NH12 D12C
VOLVO NL10 D10A
VOLVO NL12 D12A
VOLVO VHD D12
VOLVO VNL D12

FAQ

What is the function of a compressor hose?
The compressor hose transports essential air and oil through the intake, lubrication, and pressure outlet lines to ensure the pneumatic system operates correctly.
Which Volvo engines are compatible with this hose?
This hose is compatible with various Volvo engines, including the D12 series (D12C, D12D), D16C, TD102, TD103, and D10A engines.
How can I identify if a compressor hose needs replacement?
Technicians should look for signs of hardening, surface cracking, or loose connections that may cause oil leaks or loss of system pressure.
Can this be used on Renault Trucks?
Yes, this component is suitable for use in Renault Trucks Magnum models equipped with DXi12 engines.
What are the OE reference numbers of this part?
402.03.0004 directly replaces Volvo OE number 977651.