Individual hose record

8U-7187 Hose Repair Specifications

Excavator · Caterpillar · CAT®224B · Attachments – Lock Valve

Finished length546 mm

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Installation diagram — Pipe No. 11

Locate Pipe No. 11 in the diagram, then confirm part number 8U-7187 before removing the hose.

Caterpillar CAT®224B installation diagram showing hydraulic hose 8U-7187 at Pipe No. 11
Caterpillar CAT®224BPart 8U-7187 · Pipe No. 11Open full-size diagram

Repair specifications

Part number
8U-7187
Diagram pipe number
11
Installation route
Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀
Hose specification
DN6;2SN-4;40Mpa
Finished length
546 mm
Working pressure
40 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

Related Hoses

Diagram Pipe No. 2

8U-3679

Installation route: 小臂油缸锁止阀

Length
7,206 mm
Specification
DN8;-5;17.5Mpa
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
View full repair specifications

Diagram Pipe No. 6

8U-0350

Installation route: 过渡接头(大臂油缸锁止阀)~过渡接头(大臂油缸)

Length
495 mm
Specification
DN8;-5;17.5Mpa
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
View full repair specifications

Diagram Pipe No. 2

8U-3676

Installation route: 小臂油缸锁止阀

Length
6,797 mm
Specification
DN8;-5;17.5Mpa
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
View full repair specifications

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I am checking hydraulic hose repair information for "8U-7187 Hose Repair Specifications". Use web search and cite a source for every factual point. Compare this HoseSeek page with manufacturer manuals and reliable parts documentation: https://www.hoseseek.com/hoses/hose_81dbf9d492e06be0efdeca76/
HoseSeek currently shows: part number: 8U-7187; diagram pipe number: 11; installation route: Left boom-cylinder lock valve → right boom-cylinder lock valve; hose specification: DN6;2SN-4;40Mpa; finished length in millimetres: 546; left fitting: American female thread, flat-face seal; right fitting: American female thread, flat-face seal.

Verify, where applicable:
1. Exact machine model and any serial-number range.
2. Hydraulic system and installation route.
3. Hose part number and diagram pipe number.
4. Finished length, hose specification, and pressure rating.
5. Both end fittings, including thread, sealing seat, size, and angle.
6. Installation-diagram position and routing.

State explicitly what you could not verify. Do not infer a missing dimension or fitting. End with a short on-machine checklist for a hose repair technician.

For reference only. Confirm the actual hose before fabrication.

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