Individual hose record

7I-0921 Hose Repair Specifications

Excavator · Caterpillar · CAT®307 · Hydraulic Pump

Finished length1,200 mm

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Installation diagram — Pipe No. 20

Locate Pipe No. 20 in the diagram, then confirm part number 7I-0921 before removing the hose.

Caterpillar CAT®307 installation diagram showing hydraulic hose 7I-0921 at Pipe No. 20 — Caterpillar CAT®307Part 7I-0921 · Pipe No. 20Open full-size diagram

Repair specifications

Part number: 7I-0921
Diagram pipe number: 20
Installation route: 液压泵后~电磁阀(液压油箱后)
Hose specification: DN6;-4;10.3Mpa
Finished length: 1,200 mm
Working pressure: 10.3 MPa
Left fitting: 美制内螺纹37°锥
Right fitting: 美制内螺纹37°锥
Quantity: 1

Same system

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Diagram Pipe No. 4

125-1790

Installation route: 液压泵~蓄能器电磁阀(液压油箱后)

Length: 800 mm
Specification: DN13;4SP-8;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 48

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Installation route: 液压泵吸油铁管~

Length: 325 mm
Specification: DN13;1SN-8;14Mpa
Left fitting: 美制内螺纹37°锥
Right fitting: 美制内螺纹37°锥

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Diagram Pipe No. 3

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Installation route: 液压泵吸油铁管~进回油阀

Length: 2,360 mm
Specification: DN10;-6;10.3Mpa
Left fitting: 美制内螺纹37°锥
Right fitting: 美制内螺纹37°锥

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For reference only. Confirm the actual hose before fabrication.