Individual hose record

6A-7720 Hose Repair Specifications

Excavator · Caterpillar · CAT®215D · Boom Assembly

Finished length945 mm

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Installation diagram — Pipe No. 8

Locate Pipe No. 8 in the diagram, then confirm part number 6A-7720 before removing the hose.

Caterpillar CAT®215D installation diagram showing hydraulic hose 6A-7720 at Pipe No. 8 — Caterpillar CAT®215DPart 6A-7720 · Pipe No. 8Open full-size diagram

Repair specifications

Part number: 6A-7720
Diagram pipe number: 8
Installation route: 大臂油缸
Hose specification: DN19;4SP-12;35Mpa
Finished length: 945 mm
Working pressure: 35 MPa
Left fitting: Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting: Heavy-series flangeOriginal Chinese: 法兰-重型
Quantity: 4

Same system

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Diagram Pipe No. 10

7V-7376

Installation route: 大臂油缸(带锁止阀规格)

Length: 411 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. 4

8V-7772

Installation route: 大臂油缸(带锁止阀规格)

Length: 612 mm
Specification: DN10;1SN-6;15.7Mpa
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. 5

8V-7771

Installation route: 大臂油缸(带锁止阀规格)

Length: 642 mm
Specification: DN10;1SN-6;15.7Mpa
Left fitting: 美制内螺纹37°锥
Right fitting: 美制内螺纹37°锥

View full repair specifications

For reference only. Confirm the actual hose before fabrication.