Hydraulic line repair data

Caterpillar Hydraulic Hose Directory

Caterpillar currently has 0 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

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Complete repair data
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25 published models

Handwritten technical data

Browse automatically matched handwritten material for Caterpillar models. Image-only pages are related evidence and do not confirm a hose, fitting, route, or manufacturing specification.

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CAT®312C

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CAT®312D

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CAT®320C

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CAT®320C L

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CAT®320D

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CAT®320D L

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CAT®320D2

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CAT®320D2 L

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CAT®323D

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CAT®323D L

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CAT®324D L

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CAT®325D L

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CAT®326D L

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CAT®329D L

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CAT®329D2 L

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CAT®330C

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CAT®330C L

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CAT®330D

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CAT®330D L

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CAT®336D L

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CAT®345C

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CAT®345C L

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CAT®345D L

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CAT®349D L

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CAT®349D2

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Audited document coverage

PDF-Supported Machines

These model records link to source documents; they do not add or replace hose-level repair specifications.

Shareable individual records

Hose Length and Fitting List

Showing 36 representative records. Return to the finder for a more specific search.

Diagram Pipe No. 39

199-1914

Installation route: 分配阀下右~过渡阀块(分配阀前下)

Length
370 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 17

7Y-5088

Installation route: 分配阀上左~蓄能器电磁阀(液压泵后下)

Length
1,150 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 22

292-7424

Installation route: 右手柄~中转接头

Length
1,280 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 15

4I-0800

Installation route: 快速联轴阀~分配阀下

Length
1,300 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 93

087-4411

Installation route: 减压阀(分配阀下)~梭阀(分配阀下)

Length
450 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 19

282-7171

Installation route: 行走踏板~进回油阀

Length
880 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 25

194-0325

Installation route: 分配阀下~梭阀(分配阀下)

Length
340 mm
Specification
DN10;1SN-6;15.7Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 27

087-6583

Installation route: 分配阀前~

Length
2,530 mm
Specification
DN10;-6;10.3Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 38

192-6775

Installation route: 分配阀上左~电磁阀(分配阀右前)

Length
1,400 mm
Specification
DN10;-6;10.3Mpa
Left fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 29

4I-0769

Installation route: 行走踏板~分配阀

Length
2,850 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 42

128-9166

Installation route: 液压油箱~液压油过滤器

Length
540 mm
Specification
DN19;1SN-12;8.7Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 4

4I-5933

Installation route: 中转接头~分配阀下左

Length
1,600 mm
Specification
DN10;-6;10.3Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 15

7Y-4199

Installation route: 中转接头~分配阀下右

Length
1,800 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 5

199-1689

Installation route: 大臂左1/左2/左4

Length
960 mm
Specification
DN19;6SH-12;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
45°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 9

199-1689

Installation route: 大臂左1/左2/左4

Length
960 mm
Specification
DN19;6SH-12;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
45°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 19

087-5775

Installation route: 分配阀上左~电磁阀(分配阀前下)

Length
1,130 mm
Specification
DN10;-6;10.3Mpa
Left fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 60

317-4846

Installation route: 进回油阀~蓄能器电磁阀(液压泵后下)

Length
3,620 mm
Specification
DN13;1SN-8;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 26

129-5959

Installation route: 进回油阀~蓄能器电磁阀(液压泵后下)

Length
3,000 mm
Specification
DN13;1SN-8;10.4Mpa
Left fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 19

173-4739

Installation route: 液压油散热器~回油阀块(分配阀后)

Length
980 mm
Specification
DN32;1SN-20;4.3Mpa
Left fitting
90° light-series flangeChinese source: 90°法兰-轻型
Right fitting
Light-series flangeChinese source: 法兰-轻型
View full repair specifications

Diagram Pipe No. 30

7Y-4193

Installation route: 行走踏板~分配阀

Length
2,500 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 6

187-7173

Installation route: 大臂油缸

Length
780 mm
Specification
DN16;6SH-10;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 27

176-4561

Installation route: 右手柄~中转接头

Length
1,170 mm
Specification
DN10;-6;10.3Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
80°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 16

236-2843

Installation route: 右手柄~中转接头

Length
1,200 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 13

5I-8708

Installation route: 分配阀左上~过渡阀块(分配阀下)

Length
950 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 23

108-7375

Installation route: 分配阀上左~电磁阀(分配阀右前)

Length
1,800 mm
Specification
DN10;-6;10.3Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 9

292-7176

Installation route: 液压泵~液压油箱

Length
960 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 28

4I-0772

Installation route: 分配阀上~

Length
3,550 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 25

176-4558

Installation route: 右手柄~中转接头

Length
1,230 mm
Specification
DN10;-6;10.3Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 1

319-9966

Installation route: 回转接头~分配阀前(规格1)

Length
870 mm
Specification
DN19;6SH-12;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
45°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 2

131-9907

Installation route: 回转接头~分配阀前(规格1)

Length
920 mm
Specification
DN19;6SH-12;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
45°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 19

111-6752

Installation route: 中转接头~分配阀上左

Length
2,200 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 6

123-2636

Installation route: 大臂油缸左1/左4

Length
760 mm
Specification
DN16;6SH-10;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 51

292-7183

Installation route: 分配阀下左~电磁阀(分配阀右前)

Length
350 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 7

325-9033

Installation route: 分配阀前左~回转马达

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

Diagram Pipe No. 5

178-5955

Installation route: 液压泵~液压油过滤器

Length
610 mm
Specification
DN19;1SN-12;8.7Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 24

292-7427

Installation route: 左手柄~中转接头

Length
1,400 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications
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