Individual hose record

4I-3994 Hose Repair Specifications

Excavator · Caterpillar · CAT®312F · Control Lever

Finished length2,300 mm

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Installation diagram — Pipe No. 2

Locate Pipe No. 2 in the diagram, then confirm part number 4I-3994 before removing the hose.

Caterpillar CAT®312F installation diagram showing hydraulic hose 4I-3994 at Pipe No. 2
Caterpillar CAT®312FPart 4I-3994 · Pipe No. 2Open full-size diagram

Repair specifications

Part number
4I-3994
Diagram pipe number
2
Installation route
中转接头~分配阀上右
Hose specification
DN10;-6;10.3Mpa
Finished length
2,300 mm
Working pressure
10.3 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
1

Same system

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Diagram Pipe No. 10

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Installation route: 中转接头~分配阀下左

Length
1,700 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. 2

340-2962

Installation route: 中转接头~分配阀下右

Length
1,860 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. 1

4I-1031

Installation route: 中转接头~模式转换阀

Length
500 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

Diagram Pipe No. 1

4I-3991

Installation route: 中转接头~分配阀上右

Length
2,100 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.

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