Individual hose record

203-7400 Hose Repair Specifications

Excavator · Caterpillar · CAT®312D2 L · Grease Lines

Finished length1,900 mm

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Installation diagram — Pipe No. 2

Locate Pipe No. 2 in the diagram, then confirm part number 203-7400 before removing the hose.

Caterpillar CAT®312D2 L installation diagram showing hydraulic hose 203-7400 at Pipe No. 2 — Caterpillar CAT®312D2 LPart 203-7400 · Pipe No. 2Open full-size diagram

Repair specifications

Part number: 203-7400
Diagram pipe number: 2
Installation route: 小臂销黄油管
Hose specification: DN6;-4;10.3Mpa
Finished length: 1,900 mm
Working pressure: 10.3 MPa
Left fitting: 美制锥形外螺纹30°内锥
Right fitting: 美制锥形外螺纹
Quantity: 1

Same system

Related Hoses

Diagram Pipe No. 7

203-7401

Installation route: 大臂油缸黄油管左

Length: 2,100 mm
Specification: DN6;-4;10.3Mpa
Left fitting: 美制锥形外螺纹30°内锥
Right fitting: 美制锥形外螺纹

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Diagram Pipe No. 3

121-8659

Installation route: 大臂油缸黄油管右

Length: 2,000 mm
Specification: DN6;-4;10.3Mpa
Left fitting: 美制锥形外螺纹30°内锥
Right fitting: 美制锥形外螺纹

View full repair specifications

Diagram Pipe No. 4

121-8662

Installation route: Arm-cylinder grease lineOriginal Chinese: 小臂油缸黄油管

Length: 2,650 mm
Specification: DN6;-4;10.3Mpa
Left fitting: 美制锥形外螺纹
Right fitting: 美制锥形外螺纹30°内锥

View full repair specifications

For reference only. Confirm the actual hose before fabrication.