Individual hose record

437-1639 Hose Repair Specifications

Excavator · Caterpillar · CAT®315F LCR · Attachments

Finished length2,363 mm

Repair specifications

Part number
437-1639
Diagram pipe number
9
Installation route
大臂(附加装置)~分配阀左后
Hose specification
DN19;6SH-12;42Mpa
Finished length
2,363 mm
Working pressure
42 MPa
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
Quantity
1

Same system

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Installation route: 大臂(附加装置)~分配阀左后

Length
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Specification
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Left fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting
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Diagram Pipe No. 5

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Left fitting
90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting
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Diagram Pipe No. 7

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Length
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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
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Diagram Pipe No. 10

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Installation route: 大臂(附加装置)~分配阀

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Specification
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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
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Diagram Pipe No. 7

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Installation route: 大臂(附加装置)~分配阀左后

Length
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Specification
DN19;6SH-12;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
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Diagram Pipe No. 11

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Installation route: 大臂后段(附加装置)~过渡阀块(附加装置)

Length
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Specification
DN19;6SH-12;42Mpa
Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
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Diagram Pipe No. 6

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Installation route: 大臂(附加装置)~分配阀后

Length
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Specification
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Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
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Diagram Pipe No. 11

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Installation route: 大臂(附加装置)~分配阀

Length
2,270 mm
Specification
DN19;6SH-12;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
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Workshop guide

Finding the correct hydraulic hose for Caterpillar CAT®315F LCR Attachments

Start with the machine and route

For Caterpillar CAT®315F LCR Attachments, identify the exact model and hydraulic system on the machine first. A part number or diagram pipe number is the fastest way to narrow a replacement hose; if neither is visible, compare the installation route and the existing hose.

See all Caterpillar CAT®315F LCR systems

Read the dimensions before cutting

Check whether a listed dimension is finished assembly length, hose-only length, or cut length. These are not interchangeable. Confirm hose specification and pressure rating, then compare both ends separately: thread, sealing seat, size, angle, and orientation.

Records to compare

  • 437-16392,363 mm · DN19;6SH-12;42Mpa · 大臂(附加装置)~分配阀左后

Use the drawing as a location check

Where an installation drawing or manual figure is available, match its callout to the part number and physical route. A hydraulic circuit diagram explains connections but does not show the exact routing of a hose on the machine. Take the old hose or clear end-fitting photographs to the workshop if any dimension is missing.

For reference only. Confirm the actual hose before fabrication.

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