Individual hose record

202-0448 Hose Repair Specifications

Excavator · Caterpillar · CAT®312B L · Attachments

Finished length2,225 mm

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Installation diagram — Pipe No. 7

Locate Pipe No. 7 in the diagram, then confirm part number 202-0448 before removing the hose.

Caterpillar CAT®312B L installation diagram showing hydraulic hose 202-0448 at Pipe No. 7 — **Caterpillar CAT®312B L**Part 202-0448 · Pipe No. 7Open full-size diagram

Repair specifications

Part number: 202-0448
Diagram pipe number: 7
Installation route: 过渡阀块(回转接头左)~过渡阀块(分节油缸右)
Hose specification: DN10;1SN-6;15.7Mpa
Finished length: 2,225 mm
Working pressure: 15.7 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

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Right fitting: 美制内螺纹37°锥

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Diagram Pipe No. 13

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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. 7

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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. 7

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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

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Installation route: 大臂后段附加装置管

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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

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Installation route: 手动阀(大臂上)~大臂前段铁管

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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

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Installation route: 大臂(附加装置)~分配阀前

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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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 6

202-0447

Installation route: 过渡阀块(回转接头左)~过渡阀块(分节油缸左)

Length: 1,235 mm
Specification: DN10;1SN-6;15.7Mpa
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

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For reference only. Confirm the actual hose before fabrication.