Hydraulic line repair data

Caterpillar CAT®317B LN Control Valve Hose List

Coverage details
Hoses
12 records
Full specifications
12 records
Systems
1 systems
Length range
440–2,840 mm

Current system

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 8

4I-1452

Installation route: 分配阀上~梭阀(驾驶室)

Length
2,840 mm
Specification
DN10;-6;10.3Mpa
Left fitting
美制内螺纹37°锥
Right fitting
美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 7

4I-8897

Installation route: 分配阀~回转马达(回油)

Length
883 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
View full repair specifications

Diagram Pipe No. 14

142-1040

Installation route: 分配阀~液压油散热器

Length
1,388 mm
Specification
DN25;1SN-16;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
View full repair specifications

Diagram Pipe No. 7

108-7139

Installation route: 分配阀~阀块(回转马达右)

Length
1,030 mm
Specification
DN6;-4;10.3Mpa
Left fitting
美制内螺纹37°锥
Right fitting
美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 11

4I-6337

Installation route: 分配阀上~蓄能器电磁阀

Length
2,700 mm
Specification
DN10;-6;10.3Mpa
Left fitting
90°美制内螺纹37°锥
Right fitting
美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 6

7I-8287

Installation route: 分配阀前~回转马达

Length
780 mm
Specification
DN16;4SP-10;28Mpa
Left fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 32

115-8600

Installation route: 分配阀后~铁管(液压泵下)

Length
590 mm
Specification
DN16;6SH-10;42Mpa
Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 39

5I-3103

Installation route: 分配阀上~分配阀上

Length
500 mm
Specification
DN10;-6;10.3Mpa
Left fitting
90°美制内螺纹37°锥
Right fitting
美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 10

111-6710

Installation route: 分配阀前~分配阀前

Length
740 mm
Specification
DN16;6SH-10;42Mpa
Left fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°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. 6

4I-7684

Installation route: 分配阀上~先导阀

Length
1,550 mm
Specification
DN10;-6;10.3Mpa
Left fitting
90°美制内螺纹37°锥
Right fitting
美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 5

107-1522

Installation route: 分配阀前~回转马达

Length
690 mm
Specification
DN16;4SP-10;28Mpa
Left fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 4

139-1759

Installation route: 分配阀右~控制阀(回转马达右)

Length
607 mm
Specification
DN19;1SN-12;8.7Mpa
Left fitting
45°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. 6

4I-7684

Installation route: 分配阀~阀块(回转马达右)

Length
1,550 mm
Specification
DN10;-6;10.3Mpa
Left fitting
90°美制内螺纹37°锥
Right fitting
美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 53

129-5923

Installation route: 分配阀右~分配阀前

Length
1,400 mm
Specification
DN6;-4;19.2Mpa
Left fitting
90°美制内螺纹37°锥
Right fitting
美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 8

127-5856

Installation route: 分配阀前~分配阀下

Length
850 mm
Specification
DN16;6SH-10;42Mpa
Left fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
View full repair specifications

Based on current published data

Common Repair Questions

Questions appear only when a published record or linked PDF page provides the answer.

How many hoses are currently listed for Caterpillar CAT®317B LN Control Valve?

There are 12 published records. 12 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Caterpillar CAT®317B LN Control Valve?

Based on published records with valid lengths, the range is 440–2,840 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Caterpillar CAT®317B LN Control Valve?

The most frequent raw specifications in the current published records are: DN6;-4;10.3Mpa (5 records), DN10;-6;10.3Mpa (4 records), DN19;1SN-12;8.7Mpa (1 records), DN25;1SN-16;7Mpa (1 records), DN6;-4;19.2Mpa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Caterpillar CAT®317B LN Control Valve?

Each record keeps the left and right fitting descriptions separate. Current examples: 107-1594: left 美制内螺纹37°锥; right 美制内螺纹37°锥; 4I-6245: left 美制内螺纹37°锥; right 美制内螺纹37°锥; 135-1246: left 美制内螺纹37°锥; right 美制内螺纹37°锥. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Caterpillar CAT®317B LN Control Valve hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 35 (107-1594), Pipe No. 41 (4I-6245), Pipe No. 27 (135-1246), Pipe No. 8 (4I-1452). Open a record to compare its installation position with the linked manual page.

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