Individual hose record

277-1251 Hose Repair Specifications

Excavator · Caterpillar · CAT®314E LCR · 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.

Caterpillar CAT®314E LCR installation diagram showing hydraulic hose 277-1251 at Pipe No. 2 — **Caterpillar CAT®314E LCR**Part 277-1251 · Pipe No. 2Open full-size diagram

Repair specifications

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

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Diagram Pipe No. 4

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Installation route: 大臂(快换)~小臂(快换)

Length: 1,120 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

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Diagram Pipe No. 2

227-0361

Installation route: 大臂快换管

Length: 3,750 mm
Specification: DN6;2SN-4;40Mpa
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. 4

372-9627

Installation route: 大臂(快换)~小臂(快换)

Length: 950 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

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Diagram Pipe No. 12

451-2230

Installation route: 快速联轴阀~液压油箱

Length: 836 mm
Specification: DN10;-6;10.3Mpa
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. 15

397-1483

Installation route: 大臂(快换)~快速联轴阀

Length: 3,060 mm
Specification: DN6;2SN-4;40Mpa
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. 6

115-8707

Installation route: 快速联轴阀~分配阀上

Length: 2,170 mm
Specification: DN10;1SN-6;10.4Mpa
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. 14

391-5275

Installation route: 快速联轴阀~液压油箱

Length: 610 mm
Specification: DN10;1SN-6;10.4Mpa
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. 6

278-6627

Installation route: 快速联轴阀~液压油箱

Length: 780 mm
Specification: DN10;-6;10.3Mpa
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.