Hydraulic line repair data

Caterpillar CAT®235 Hose Repair Data

Coverage details
Hoses
10 records
Full specifications
10 records
Systems
6 systems
Length range
368–1,665 mm

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 18

033-2159

Installation route: 单向阀(增压器)~控制阀(增压器)

Length
368 mm
Specification
DN13;1SN-8;14Mpa
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. 30

8K-4790

Installation route: 回转接头~行走马达(规格3)

Length
1,665 mm
Specification
DN19;1SN-12;8.7Mpa
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. 5

033-2159

Installation route: 过渡阀块(分配阀上)~控制阀(分配阀后)

Length
368 mm
Specification
DN13;1SN-8;14Mpa
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. 9

8V-0536

Installation route: 右手柄~中转接头

Length
460 mm
Specification
DN10;2SN-6;33Mpa
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. 3

8K-4232

Installation route: 液压油散热器左~液压油散热器右

Length
950 mm
Specification
DN25;1SN-16;7Mpa
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. 9

2V-8568

Installation route: 右手柄~中转接头

Length
460 mm
Specification
DN10;2SN-6;33Mpa
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. 24

1V-1277

Installation route: 液压油箱~回油铁管(分配阀)

Length
1,120 mm
Specification
DN51;1SN-32;2.6Mpa
Left fitting
Light-series flangeOriginal Chinese: 法兰-轻型
Right fitting
Light-series flangeOriginal Chinese: 法兰-轻型
View full repair specifications

Diagram Pipe No. 3

7V-4304

Installation route: 液压泵左~液压泵右

Length
833 mm
Specification
DN19;1SN-12;8.7Mpa
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. 6

2V-8679

Installation route: 接线板(驾驶室后)~

Length
794 mm
Specification
DN10;1SN-6;15.7Mpa
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. 30

8V-8646

Installation route: 回转接头~行走马达(规格2)

Length
1,395 mm
Specification
DN19;1SN-12;8.7Mpa
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. 15

5V-0134

Installation route: 控制阀(驾驶室后)~安全阀(回转马达前)

Length
865 mm
Specification
DN32;4SP-20;24.1Mpa
Left fitting
90° light-series flangeOriginal Chinese: 90°法兰-轻型
Right fitting
Light-series flangeOriginal Chinese: 法兰-轻型
View full repair specifications

Diagram Pipe No. 1

1V-0509

Installation route: 分配阀~回油铁管(分配阀)

Length
1,340 mm
Specification
DN51;1SN-32;2.6Mpa
Left fitting
90° light-series flangeOriginal Chinese: 90°法兰-轻型
Right fitting
110°法兰-轻型
View full repair specifications

Diagram Pipe No. 29

6W-2338

Installation route: 回转接头~行走马达(规格3)

Length
1,830 mm
Specification
DN25;4SP-16;35Mpa
Left fitting
45° heavy-series flangeOriginal Chinese: 45°法兰-重型
Right fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
View full repair specifications

Diagram Pipe No. 8

9D-5856

Installation route: 单向阀(增压器)~铁管(增压器下)

Length
609 mm
Specification
DN10;4SP-6;28Mpa
Left fitting
美制内螺纹37°锥
Right fitting
90°美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 12

9D-5856

Installation route: 分配阀~过渡阀块(分配阀上)

Length
609 mm
Specification
DN10;4SP-6;28Mpa
Left fitting
美制内螺纹37°锥
Right fitting
90°美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 24

8K-4230

Installation route: 液压油箱~回油铁管(分配阀)

Length
1,270 mm
Specification
DN32;4SP-20;24.1Mpa
Left fitting
90° light-series flangeOriginal Chinese: 90°法兰-轻型
Right fitting
30°法兰-轻型
View full repair specifications

Diagram Pipe No. 4

8K-2774

Installation route: 大臂左1/左2/左3/左4(后段)

Length
1,035 mm
Specification
DN32;4SP-20;35Mpa
Left fitting
45° heavy-series flangeOriginal Chinese: 45°法兰-重型
Right fitting
30°法兰-重型
View full repair specifications

Diagram Pipe No. 17

8K-2777

Installation route: 液压泵~过渡阀块(液压油箱后左)

Length
841 mm
Specification
DN32;4SP-20;35Mpa
Left fitting
30°法兰-重型
Right fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
View full repair specifications

Diagram Pipe No. 24

8K-2775

Installation route: 分配阀~组合阀(液压油箱左下)

Length
1,170 mm
Specification
DN25;4SP-16;35Mpa
Left fitting
60°法兰-重型
Right fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
View full repair specifications

Diagram Pipe No. 35

8V-5627

Installation route: 大臂左1/左2/左3/左4(后段)

Length
1,055 mm
Specification
DN32;4SP-20;35Mpa
Left fitting
45° heavy-series flangeOriginal Chinese: 45°法兰-重型
Right fitting
30°法兰-重型
View full repair specifications

Diagram Pipe No. 18

5T-4825

Installation route: 回转马达~安全阀(回转马达前)

Length
768 mm
Specification
DN10;4SP-6;28Mpa
Left fitting
美制内螺纹37°锥
Right fitting
90°美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 1

9K-9483

Installation route: 大臂油缸

Length
1,335 mm
Specification
DN25;4SP-16;35Mpa
Left fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
View full repair specifications

Diagram Pipe No. 21

6W-2340

Installation route: 回转接头~行走马达(规格3)

Length
1,820 mm
Specification
DN25;4SP-16;35Mpa
Left fitting
45° heavy-series flangeOriginal Chinese: 45°法兰-重型
Right fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
View full repair specifications

Diagram Pipe No. 21

9V-2494

Installation route: 分配阀~组合阀(液压油箱左下)

Length
1,170 mm
Specification
DN25;4SP-16;35Mpa
Left fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
Right fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
View full repair specifications

Diagram Pipe No. 16

9V-9318

Installation route: 过渡阀块(分配阀上)~接线板(分配阀上)

Length
400 mm
Specification
DN19;4SP-12;28Mpa
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. 1

1V-1162

Installation route: 分配阀~过渡阀块(液压油箱后左)

Length
1,785 mm
Specification
DN32;4SP-20;35Mpa
Left fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting
60°法兰-重型
View full repair specifications

Diagram Pipe No. 10

8K-4231

Installation route: 回油铁管(分配阀)~液压油散热器

Length
635 mm
Specification
DN25;1SN-16;7Mpa
Left fitting
美制内螺纹37°锥
Right fitting
45°美制内螺纹37°锥
View full repair specifications

Diagram Pipe No. 12

8K-2775

Installation route: 分配阀~组合阀(液压油箱左下)

Length
1,170 mm
Specification
DN25;4SP-16;35Mpa
Left fitting
60°法兰-重型
Right fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
View full repair specifications

Diagram Pipe No. 27

6W-2337

Installation route: 回转接头~行走马达(规格3)

Length
1,720 mm
Specification
DN25;4SP-16;35Mpa
Left fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
Right fitting
45° heavy-series flangeOriginal Chinese: 45°法兰-重型
View full repair specifications

Diagram Pipe No. 20

8K-4068

Installation route: 回转马达~回油铁管(分配阀)

Length
1,380 mm
Specification
DN32;4SP-20;24.1Mpa
Left fitting
90° light-series flangeOriginal Chinese: 90°法兰-轻型
Right fitting
45°法兰-轻型
View full repair specifications

Diagram Pipe No. 18

6W-2339

Installation route: 回转接头~行走马达(规格3)

Length
1,710 mm
Specification
DN25;4SP-16;35Mpa
Left fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
Right fitting
45° heavy-series flangeOriginal Chinese: 45°法兰-重型
View full repair specifications

Diagram Pipe No. 29

8V-5627

Installation route: 大臂左1/左2/左3/左4

Length
1,055 mm
Specification
DN32;4SP-20;35Mpa
Left fitting
45° heavy-series flangeOriginal Chinese: 45°法兰-重型
Right fitting
30°法兰-重型
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.

Which systems and hoses are currently listed for Caterpillar CAT®235?

The current published data covers 6 systems and 10 hose records. Systems with more listed records include: Attachments (3 hoses), Swivel Joint (2 hoses), Control Lever (2 hoses).

What is the hose length range for Caterpillar CAT®235?

Based on published records with valid lengths, the range is 368–1,665 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Caterpillar CAT®235?

The most frequent raw specifications in the current published records are: DN19;1SN-12;8.7Mpa (3 records), DN10;2SN-6;33Mpa (2 records), DN13;1SN-8;14Mpa (2 records), DN10;1SN-6;15.7Mpa (1 records), DN25;1SN-16;7Mpa (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®235?

Each record keeps the left and right fitting descriptions separate. Current examples: 033-2159: left 美制内螺纹37°锥; right 美制内螺纹37°锥; 8K-4790: left 美制内螺纹37°锥; right 美制内螺纹37°锥; 033-2159: 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®235 hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 18 (033-2159), Pipe No. 30 (8K-4790), Pipe No. 5 (033-2159), Pipe No. 9 (8V-0536). Open a record to compare its installation position with the linked manual page.

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Ask an AI search tool to check this repair data

The question is already written for this machine or hose. Use a tool with web search enabled; treat its answer as a starting point and verify on the machine.

See the exact question being sent
I am checking hydraulic hose repair information for "Caterpillar CAT®235 Hose Repair Data". Use web search and cite a source for every factual point. Compare this HoseSeek page with manufacturer manuals and reliable parts documentation: https://www.hoseseek.com/machines/caterpillar/cat-174-235--43415426233137343b323335/

Verify, where applicable:
1. Exact machine model and any serial-number range.
2. Hydraulic system and installation route.
3. Hose part number and diagram pipe number.
4. Finished length, hose specification, and pressure rating.
5. Both end fittings, including thread, sealing seat, size, and angle.
6. Installation-diagram position and routing.

State explicitly what you could not verify. Do not infer a missing dimension or fitting. End with a short on-machine checklist for a hose repair technician.
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