Individual hose record

8U-7521 Hose Repair Specifications

Excavator · Caterpillar · CAT®211B · Attachments – Lock Valve

Finished length1,201 mm

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Installation diagram — Pipe No. 17

Locate Pipe No. 17 in the diagram, then confirm part number 8U-7521 before removing the hose.

Part number: 8U-7521
Diagram pipe number: 17
Installation route: 小臂油缸锁止阀~回油阀块
Hose specification: DN10;2SN-6;33Mpa
Finished length: 1,201 mm
Working pressure: 33 MPa
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
Quantity: 1

Same system

Diagram Pipe No. 17

Installation route: 小臂油缸锁止阀~回油阀块

Length: 1,201 mm
Specification: DN10;2SN-6;33Mpa
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

Diagram Pipe No. 5

Installation route: 大臂油缸锁止阀接头总成~液压油箱

Length: 1,652 mm
Specification: DN19;2SN-12;21.5Mpa
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

Diagram Pipe No. 1

Installation route: 左大臂油缸锁止阀~大臂油缸锁止阀接头总成

Length: 457 mm
Specification: DN6;2SN-4;40Mpa
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

For reference only. Confirm the actual hose before fabrication.