Individual hose record

277-1251 Hose Repair Specifications

Excavator · Caterpillar · CAT®312D2 L · Attachments – Quick Coupler

Finished length1,400 mm

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Installation diagram — Pipe No. 2

Locate Pipe No. 2 in the diagram, then confirm part number 277-1251 before removing the hose.

Part number: 277-1251
Diagram pipe number: 2
Installation route: 大臂(快换)~小臂(快换)
Hose specification: DN13;6SH-8;42Mpa
Finished length: 1,400 mm
Working pressure: 42 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. 25

Installation route: 大臂(快换)~快速联轴阀(液压油箱后上)

Length: 2,190 mm
Specification: DN10;6SH-6;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. 16

Installation route: 大臂(快换)~压力传感器(分配阀前)

Length: 860 mm
Specification: DN19;6SH-12;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. 26

Installation route: 大臂(快换)~快速联轴阀(液压油箱后上)

Length: 2,250 mm
Specification: DN10;6SH-6;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

For reference only. Confirm the actual hose before fabrication.