Hydraulic line repair data

Caterpillar 329D Hose Length & Fitting Data

Coverage details
Hoses
1 records
Full specifications
1 records
Systems
1 systems
Length range
600–600 mm

Current machine

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Use a system name, the number on the diagram, a part number, connection point, length, hose size, or fitting.

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Hose repair details

Hose Length and Fitting List

Hose record

4I-5906

Installation route: 分配阀下边—分配阀下边

Length
600 mm
Specification
10I
Left fitting
11/16 0°(手写接头规格)
Right fitting
11/16 0°(手写接头规格)
View full repair specifications

Digitized data and source sheets

Caterpillar 329D Hose Data and Original Handwritten Sheets

The table is a searchable transcription of the Caterpillar 329D workshop notes. The complete original handwritten sheets are shown below without cropping.

Digitized measurements from these sheets

Workshop measurements
Part numberRecorded length
4I-01211,000 mm
4I-6131,500 mm
4I-5906600 mm
7Y-41932,500 mm
HI-78163,806 mm

Original handwritten sheets

Complete pages are shown in their original proportions without cropping.

Caterpillar 329D hydraulic hose part numbers and recorded lengths — technician notebook page 4 of 5
Notebook page 4 of 5
Caterpillar 329D hydraulic hose part numbers and recorded lengths — technician notebook page 2 of 5
Notebook page 2 of 5
Caterpillar 329D hydraulic hose part numbers and recorded lengths — technician notebook page 3 of 5 — recorded hose parts 4I-613, 7Y-4193
Notebook page 3 of 5Recorded on this sheet: 4I-613 — 1,500 mm; 7Y-4193 — 2,500 mm.
Caterpillar 329D hydraulic hose part numbers and recorded lengths — technician notebook page 5 of 5 — recorded hose parts 4I-0121, 4I-5906
Notebook page 5 of 5Recorded on this sheet: 4I-0121 — 1,000 mm; 4I-5906 — 600 mm.
Caterpillar 329D hydraulic hose part numbers and recorded lengths — technician notebook page 1 of 5 — recorded hose parts HI-7816
Notebook page 1 of 5Recorded on this sheet: HI-7816 — 3,806 mm.

Workshop guide

Finding the correct hydraulic hose for Caterpillar 329D

Start with the machine and route

For Caterpillar 329D, 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.

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

  • 4I-5906600 mm · 10I · 分配阀下边—分配阀下边

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.

Based on current published data

Common Repair Questions

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

What is the hose length range for Caterpillar 329D?

Based on published records with valid lengths, the range is 600 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Caterpillar 329D?

The most frequent raw specifications in the current published records are: 10I (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Caterpillar 329D?

Each record keeps the left and right fitting descriptions separate. Current examples: 4I-5906: left 11/16 0°(手写接头规格); right 11/16 0°(手写接头规格). Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Optional cross-check

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 329D Hose Length & Fitting 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/329d--33323944/

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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