Individual hose record

137-4677 Hose Repair Specifications

Excavator · Caterpillar · CAT®312C · Attachments – Lock Valve

Finished length3,200 mm

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Installation diagram — Pipe No. 1

Locate Pipe No. 1 in the diagram, then confirm part number 137-4677 before removing the hose.

Part number: 137-4677
Diagram pipe number: 1
Installation route: 小臂油缸锁止阀
Hose specification: DN10;1SN-6;15.7Mpa
Finished length: 3,200 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

Diagram Pipe No. 12

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

Length: 502 mm
Specification: DN13;6SH-8;42Mpa
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. 3

Installation route: 小臂油缸锁止阀

Length: 4,180 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

Diagram Pipe No. 4

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

For reference only. Confirm the actual hose before fabrication.