Individual hose record

4649408 Hose Repair Specifications

Excavator · Hitachi · ZX345USLC-6N · Boom Assembly

Finished length1,150 mm

Locate this hose

Installation diagram — Pipe No. 6

Locate Pipe No. 6 in the diagram, then confirm part number 4649408 before removing the hose.

Hitachi ZX345USLC-6N installation diagram showing hydraulic hose 4649408 at Pipe No. 6 — **Hitachi ZX345USLC-6N**Part 4649408 · Pipe No. 6Open full-size diagram

Repair specifications

Part number: 4649408
Diagram pipe number: 6
Installation route: Boom cylinder — left 2 / left 3Original Chinese: 大臂油缸左2/左3
Hose specification: DN19;4SP-12;34.5Mpa
Finished length: 1,150 mm
Working pressure: 34.5 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: 2

Same system

Related Hoses

Diagram Pipe No. 8

4622750

Installation route: Arm cylinder — leftOriginal Chinese: 小臂油缸左

Length: 750 mm
Specification: DN25;4SH-16;38.8MPa
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

View full repair specifications

Diagram Pipe No. 4

4662954

Installation route: 大臂油缸左1/左4

Length: 1,200 mm
Specification: DN25;4SP-16;34.5MPa
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

View full repair specifications

Diagram Pipe No. 7

4620800

Installation route: Arm cylinder — rightOriginal Chinese: 小臂油缸右

Length: 770 mm
Specification: DN25;4SH-16;38.8MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

View full repair specifications

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.

ChatGPT Perplexity Claude Google AI Mode

See the exact question being sent

I am checking hydraulic hose repair information for "4649408 Hose Repair Specifications". 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/hoses/hose_a5cb9ccb0201a3242e32453b/
HoseSeek currently shows: part number: 4649408; diagram pipe number: 6; installation route: Boom cylinder — left 2 / left 3; hose specification: DN19;4SP-12;34.5Mpa; finished length in millimetres: 1150; left fitting: American female thread, flat-face seal; right fitting: American female thread, flat-face seal.

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.

For reference only. Confirm the actual hose before fabrication.