- Length
- 970 mm
- Specification
- DN19;4SP-12;28Mpa
- 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
Hydraulic line repair data
Caterpillar CAT®E120B Hose Repair Data
Coverage details
- Hoses
- 6 records
- Full specifications
- 6 records
- Systems
- 3 systems
- Length range
- 770–1,870 mm
Narrow the selection
Choose a system
Current machine
Find a hose on this machine
Use a system name, the number on the diagram, a part number, connection point, length, hose size, or fitting.
Hose repair details
Hose Length and Fitting List
- Length
- 1,370 mm
- Specification
- DN19;4SP-12;28Mpa
- 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
- Length
- 770 mm
- Specification
- DN19;4SP-12;28Mpa
- 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
- Length
- 970 mm
- Specification
- DN19;4SP-12;28Mpa
- 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
- Length
- 770 mm
- Specification
- DN19;4SP-12;28Mpa
- 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
- Length
- 1,870 mm
- Specification
- DN19;4SP-12;28Mpa
- 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
- Length
- 1,170 mm
- Specification
- DN19;4SP-12;28Mpa
- Left fitting
- 45°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
- Length
- 600 mm
- Specification
- DN19;4SP-12;28Mpa
- Left fitting
- 45°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
- Length
- 1,150 mm
- Specification
- DN19;4SP-12;28Mpa
- Left fitting
- 45°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
- Length
- 710 mm
- Specification
- DN19;4SP-12;28Mpa
- Left fitting
- 45°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
- Length
- 980 mm
- Specification
- DN19;4SP-12;28Mpa
- Left fitting
- American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
- Right fitting
- 45°美制内螺纹平面密封
No hose in this list matches those words. Clear the box or search another machine.
Workshop guide
Finding the correct hydraulic hose for Caterpillar CAT®E120B
Start with the machine and route
For Caterpillar CAT®E120B, 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
- 099-7034970 mm · DN19;4SP-12;28Mpa · 铲斗油缸右
- 099-48311,370 mm · DN19;4SP-12;28Mpa · 小臂破碎器截止阀
- 099-0426770 mm · DN19;4SP-12;28Mpa · 小臂油缸
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.
Which systems and hoses are currently listed for Caterpillar CAT®E120B?
The current published data covers 3 systems and 6 hose records. Systems with more listed records include: Attachments – Breaker (3 hoses), Boom Assembly (2 hoses).
What is the hose length range for Caterpillar CAT®E120B?
Which hose specifications are common for Caterpillar CAT®E120B?
How can I identify the left and right hose fittings for Caterpillar CAT®E120B?
Each record keeps the left and right fitting descriptions separate. Current examples: 099-7034: left American female thread, flat-face seal; right American female thread, flat-face seal; 099-4831: left American female thread, flat-face seal; right American female thread, flat-face seal; 099-0426: left American female thread, flat-face seal; right American female thread, flat-face seal. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.
Can I locate a Caterpillar CAT®E120B hose by diagram pipe number?
Yes. Current examples with a diagram pipe number are: Pipe No. 1 (099-7034), Pipe No. 6 (099-4831), Pipe No. 5 (099-0426), Pipe No. 5 (099-7034). Open a record to compare its installation position with the linked manual page.
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 CAT®E120B Hose Repair 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/cat-174-e120b--43415426233137343b4531323042/ 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.