Individual hose record

7T-6625 Hose Repair Specifications

Excavator · Caterpillar · CAT®317 N · Attachments – Lock Valve

Finished length2,200 mm

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Installation diagram — Pipe No. 4

Locate Pipe No. 4 in the diagram, then confirm part number 7T-6625 before removing the hose.

Caterpillar CAT®317 N installation diagram showing hydraulic hose 7T-6625 at Pipe No. 4 — **Caterpillar CAT®317 N**Part 7T-6625 · Pipe No. 4Open full-size diagram

Repair specifications

Part number: 7T-6625
Diagram pipe number: 4
Installation route: 右大臂油缸锁止阀~分配阀前
Hose specification: DN10;1SN-6;15.7Mpa
Finished length: 2,200 mm
Working pressure: 15.7 MPa
Left fitting: 美制内螺纹37°锥
Right fitting: 美制内螺纹37°锥
Quantity: 1

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Diagram Pipe No. 2

137-4678

Installation route: 小臂油缸锁止阀

Length: 3,600 mm
Specification: DN10;1SN-6;15.7Mpa
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. 10

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

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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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Diagram Pipe No. 8

141-6245

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

Length: 765 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. 8

141-6245

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

Length: 765 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. 7

141-6246

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

Length: 620 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. 1

121-3148

Installation route: 小臂油缸锁止阀

Length: 6,800 mm
Specification: DN19;1SN-12;8.7Mpa
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. 5

8R-2014

Installation route: 大臂油缸锁止阀~过渡阀块(大臂油缸锁止阀)

Length: 600 mm
Specification: DN19;1SN-12;8.7Mpa
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. 10

141-6247

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

Length: 910 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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For reference only. Confirm the actual hose before fabrication.