Individual hose record

199-5955 Hose Repair Specifications

Excavator · Caterpillar · CAT®312B L · Attachments – Lock Valve

Finished length1,665 mm

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Installation diagram — Pipe No. 8

Locate Pipe No. 8 in the diagram, then confirm part number 199-5955 before removing the hose.

Caterpillar CAT®312B L installation diagram showing hydraulic hose 199-5955 at Pipe No. 8 — **Caterpillar CAT®312B L**Part 199-5955 · Pipe No. 8Open full-size diagram

Repair specifications

Part number: 199-5955
Diagram pipe number: 8
Installation route: 小臂油缸锁止阀
Hose specification: DN10;1SN-6;15.7Mpa
Finished length: 1,665 mm
Working pressure: 15.7 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: 2

Same system

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Diagram Pipe No. 1

137-4679

Installation route: 小臂油缸锁止阀

Length: 3,500 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. 3

148-3404

Installation route: 小臂油缸锁止阀

Length: 4,400 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. 3

137-4680

Installation route: 小臂油缸锁止阀

Length: 3,200 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. 8

141-6245

Installation route: 右大臂油缸锁止阀~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. 1

137-6451

Installation route: 大臂(锁止阀)~分配阀前

Length: 2,100 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. 7

141-6246

Installation route: 右大臂油缸锁止阀~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. 4

7T-6625

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

Length: 2,200 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. 4

199-5957

Installation route: 小臂油缸锁止阀

Length: 2,110 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

View full repair specifications

For reference only. Confirm the actual hose before fabrication.