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LP3998 KNORR-BREMSE Single Cylinder, Air Compressor

2000 130 002

Summary

●Cylinder Bore: Ø92.00 ●Stroke: 54 mm ●Swept Volume: 360cm³ ●Air Inlet Port: M26x1,5 ●Air Outlet Port: M26x1,5 ●Number of Cylinders: 1 ●Through Drive: OK ●Air Unloader Port: M10x1 ●Cooling Type: Water (W) ●Water Inlet Port: M16x1,5 ●Water Outlet Port: M16x1,5 ●Features: ESS & Water Cooled Valve Plate

EAN Code8699031074771
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Description

The heavy-duty single cylinder air compressor is a critical component designed to maintain consistent pneumatic pressure within the vehicle's braking system. This component features a Ø92.00 mm cylinder bore and a 54 mm stroke, ensuring efficient swept volume and reliable air production for heavy commercial vehicle applications. Its robust construction and water-cooled design provide optimal thermal management during intensive operation.

LP3998 is the OE-equivalent single cylinder air compressor used in KNORR-BREMSE systems. This precision part is engineered to meet exact specifications for the KNORR-BREMSE brand, ensuring seamless integration and long-term reliability. The unit features an M26x1,5 air inlet/outlet configuration and a specialized M10x1 unloader port to maintain system stability.

For workshop technicians, this compressor offers high-strength components and simplified assembly through its through-drive design. The inclusion of a water-cooled valve plate and specialized water inlet/outlet ports (M16x1,5) ensures the unit operates within safe temperature ranges even under heavy loads. Regular maintenance and checking of the water cooling connections are recommended to ensure maximum service life.

This product is designed for professional use in the heavy commercial vehicle sector, providing a reliable solution for maintaining air brake system integrity. The technical precision of the M26x1,5 ports and the optimized 360cm³ swept volume make it an essential part for specialized pneumatic systems.

Technical Specifications

Cylinder BoreØ92.00
Stroke54 mm
Swept Volume360cm³
Air Inlet PortM26x1,5
Air Outlet PortM26x1,5
Number of Cylinders1
Through DriveOK
Air Unloader PortM10x1
Water (W) or Air (A) CooledW
Water Inlet PortM16x1,5
Water Outlet PortM16x1,5
With ESS FeatureOK
Water Cooled Valve PlateOK

Other OEMs

Related Products

Vehicles Used

BrandModelEngine
DEUTZ
KNORR-BREMSE

FAQ

What are the technical specifications for the LP3998 compressor?
The LP3998 features a Ø92.00 mm cylinder bore, 54 mm stroke, 360cm³ swept volume, and uses M26x1,5 ports for air inlet and outlet.
Is this part compatible with KNORR-BREMSE systems?
Yes, this single cylinder air compressor is a direct OE-equivalent for the KNORR-BREMSE LP3998 reference.
Does this unit require water cooling?
Yes, this model is designed for water (W) cooling with M16x1,5 inlet and outlet ports to ensure thermal stability.
What is the port size for the air unloader?
The air unloader port on this specific unit features an M10x1 specification.
Can this be used in heavy commercial vehicles?
Yes, it is specifically designed as a high-strength component for heavy commercial vehicle pneumatic braking systems.