Individual hose record

373-9966 Hose Repair Specifications

Excavator · Caterpillar · CAT®318E L · Swivel Joint

Finished length2,320 mm

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Installation diagram — Pipe No. 5

Locate Pipe No. 5 in the diagram, then confirm part number 373-9966 before removing the hose.

Caterpillar CAT®318E L installation diagram showing hydraulic hose 373-9966 at Pipe No. 5
Caterpillar CAT®318E LPart 373-9966 · Pipe No. 5Open full-size diagram

Repair specifications

Part number
373-9966
Diagram pipe number
5
Installation route
Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达
Hose specification
DN10;-6;10.3Mpa
Finished length
2,320 mm
Working pressure
10.3 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. 1

7I-8249

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length
1,950 mm
Specification
DN13;-8;10.3Mpa
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

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I am checking hydraulic hose repair information for "373-9966 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_01e7841e5059d24e72727df0/
HoseSeek currently shows: part number: 373-9966; diagram pipe number: 5; installation route: Swivel joint → travel motor; hose specification: DN10;-6;10.3Mpa; finished length in millimetres: 2320; 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.

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