Hydraulic line repair data

Caterpillar CAT®M317F Attachments – Lock Valve Hose List

Coverage details

Hoses: 8 records
Full specifications: 8 records
Systems: 1 systems
Length range: 370–4,440 mm

Current system

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 11

185-6791

Installation route: 小臂油缸锁止阀管路

Length: 3,760 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 19

228-9540

Installation route: 大臂油缸锁止阀~单向阀

Length: 724 mm
Specification: DN10;2SN-6;33Mpa
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

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Diagram Pipe No. 24

495-7720

Installation route: 控制阀(锁止阀)~单向阀

Length: 1,455 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 29

221-9470

Installation route: 大臂油缸锁止阀~液压油箱

Length: 2,200 mm
Specification: DN16;1SN-10;10.5Mpa
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

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Diagram Pipe No. 34

466-1188

Installation route: 小臂油缸锁止阀管路

Length: 2,850 mm
Specification: DN10;2SN-6;33Mpa
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

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Diagram Pipe No. 35

466-1189

Installation route: 小臂油缸锁止阀管路

Length: 2,670 mm
Specification: DN10;2SN-6;33Mpa
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

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Diagram Pipe No. 23

190-8539

Installation route: 大臂油缸锁止阀

Length: 370 mm
Specification: DN6;2SN-4;40Mpa
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

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Diagram Pipe No. 23

444-8209

Installation route: 小臂油缸锁止阀管路

Length: 4,440 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 24

243-3951

Installation route: 大臂油缸锁止阀~单向阀

Length: 350 mm
Specification: DN10;2SN-6;33Mpa
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

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Diagram Pipe No. 30

221-9472

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length: 360 mm
Specification: DN16;1SN-10;10.5Mpa
Left fitting: 45°美制内螺纹平面密封
Right fitting: 45°美制内螺纹平面密封

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Diagram Pipe No. 28

568-5667

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length: 368 mm
Specification: DN6;2SN-4;40Mpa
Left fitting: 45°美制内螺纹平面密封
Right fitting: 45°美制内螺纹平面密封

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Diagram Pipe No. 33

340-3419

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length: 520 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° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 27

200-7706

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length: 480 mm
Specification: DN19;6SH-12;42Mpa
Left fitting: 30°法兰-重型
Right fitting: 30°法兰-重型

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Based on current published data

Common Repair Questions

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

How many hoses are currently listed for Caterpillar CAT®M317F Attachments – Lock Valve?

There are 8 published records. 8 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Caterpillar CAT®M317F Attachments – Lock Valve?

Based on published records with valid lengths, the range is 370–4,440 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Caterpillar CAT®M317F Attachments – Lock Valve?

The most frequent raw specifications in the current published records are: DN10;2SN-6;33Mpa (3 records), DN19;6SH-12;42Mpa (3 records), DN16;1SN-10;10.5Mpa (1 records), DN6;2SN-4;40Mpa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Caterpillar CAT®M317F Attachments – Lock Valve?

Each record keeps the left and right fitting descriptions separate. Current examples: 185-6791: left American female thread, flat-face seal; right American female thread, flat-face seal; 228-9540: left American female thread, flat-face seal; right American female thread, flat-face seal; 495-7720: 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®M317F Attachments – Lock Valve hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 11 (185-6791), Pipe No. 19 (228-9540), Pipe No. 24 (495-7720), Pipe No. 29 (221-9470). Open a record to compare its installation position with the linked manual page.